23470417928520 has 192 divisors, whose sum is σ = 76938292454400. Its totient is φ = 6204862310400.

The previous prime is 23470417928513. The next prime is 23470417928521. The reversal of 23470417928520 is 2582971407432.

23470417928520 is a `hidden beast` number, since 2 + 3 + 4 + 7 + 0 + 41 + 79 + 2 + 8 + 520 = 666.

It is not an unprimeable number, because it can be changed into a prime (23470417928521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23031961 + ... + 24029399.

It is an arithmetic number, because the mean of its divisors is an integer number (400720273200).

Almost surely, 2^{23470417928520} is an apocalyptic number.

23470417928520 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 23470417928520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38469146227200).

23470417928520 is an abundant number, since it is smaller than the sum of its proper divisors (53467874525880).

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

23470417928520 is a wasteful number, since it uses less digits than its factorization.

23470417928520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998020 (or 998013 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 23470417928520 in words is "twenty-three trillion, four hundred seventy billion, four hundred seventeen million, nine hundred twenty-eight thousand, five hundred twenty".