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23470168872480 = 253511199710722541
BaseRepresentation
bin1010101011000100100110…
…00101000001011000100000
310002002201121102102012110120
411111202103011001120200
511034013401212404410
6121530014032200240
74641443443531161
oct525422305013040
9102081542365416
1023470168872480
11752970850a610
122770814099080
1310132c5875655
145b1d6852b768
152aa7a6340570
hex155893141620

23470168872480 has 768 divisors, whose sum is σ = 86577553520640. Its totient is φ = 5284616601600.

The previous prime is 23470168872467. The next prime is 23470168872581. The reversal of 23470168872480 is 8427886107432.

It is a happy number.

It is a super-2 number, since 2×234701688724802 (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1041210010 + ... + 1041232550.

It is an arithmetic number, because the mean of its divisors is an integer number (112731189480).

Almost surely, 223470168872480 is an apocalyptic number.

23470168872480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23470168872480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43288776760320).

23470168872480 is an abundant number, since it is smaller than the sum of its proper divisors (63107384648160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23470168872480 is a wasteful number, since it uses less digits than its factorization.

23470168872480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22793 (or 22785 counting only the distinct ones).

The product of its (nonzero) digits is 28901376, while the sum is 60.

The spelling of 23470168872480 in words is "twenty-three trillion, four hundred seventy billion, one hundred sixty-eight million, eight hundred seventy-two thousand, four hundred eighty".