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23940577080 = 23345717312003
BaseRepresentation
bin10110010010111110…
…000011011100111000
32021210110102022210000
4112102332003130320
5343012241431310
614555333353000
71505161355550
oct262276033470
967713368700
1023940577080
11a1759169a2
124781798760
132346bc1c54
1412317ac160
15951ba44c0
hex592f83738

23940577080 has 640 divisors, whose sum is σ = 100562964480. Its totient is φ = 4981616640.

The previous prime is 23940577069. The next prime is 23940577091. The reversal of 23940577080 is 8077504932.

23940577080 is a `hidden beast` number, since 2 + 39 + 40 + 577 + 0 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (23940577069) and next prime (23940577091).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 11951359 + ... + 11953361.

It is an arithmetic number, because the mean of its divisors is an integer number (157129632).

Almost surely, 223940577080 is an apocalyptic number.

23940577080 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 23940577080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50281482240).

23940577080 is an abundant number, since it is smaller than the sum of its proper divisors (76622387400).

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

23940577080 is a wasteful number, since it uses less digits than its factorization.

23940577080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081 (or 2068 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 23940577080 in words is "twenty-three billion, nine hundred forty million, five hundred seventy-seven thousand, eighty".