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23055980800 = 285243199421
BaseRepresentation
bin10101011110001111…
…100101100100000000
32012111210220011210211
4111132033211210000
5334204312341200
614331453403504
71444230413626
oct253617454400
965453804724
1023055980800
119861555696
124575499594
13223585c8b8
14118a101516
158ee1bbaba
hex55e3e5900

23055980800 has 216 divisors, whose sum is σ = 58827137600. Its totient is φ = 8941363200.

The previous prime is 23055980789. The next prime is 23055980819. The reversal of 23055980800 is 808955032.

It is a hoax number, since the sum of its digits (40) 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 (40).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54764590 + ... + 54765010.

Almost surely, 223055980800 is an apocalyptic number.

23055980800 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 23055980800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29413568800).

23055980800 is an abundant number, since it is smaller than the sum of its proper divisors (35771156800).

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

23055980800 is a wasteful number, since it uses less digits than its factorization.

23055980800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 23055980800 in words is "twenty-three billion, fifty-five million, nine hundred eighty thousand, eight hundred".