23520575040 has 56 divisors (see below), whose sum is σ = 74677828800. Its totient is φ = 6272153088.

The previous prime is 23520575033. The next prime is 23520575047. The reversal of 23520575040 is 4057502532.

It is an interprime number because it is at equal distance from previous prime (23520575033) and next prime (23520575047).

It is a junction number, because it is equal to n+sod(n) for n = 23520574992 and 23520575010.

It is not an unprimeable number, because it can be changed into a prime (23520575047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12249340 + ... + 12251259.

Almost surely, 2^23520575040 is an apocalyptic number.

23520575040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23520575040 is an abundant number, since it is smaller than the sum of its proper divisors (51157253760).

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

23520575040 is a wasteful number, since it uses less digits than its factorization.

23520575040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24500619 (or 24500609 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 33.

The spelling of 23520575040 in words is "twenty-three billion, five hundred twenty million, five hundred seventy-five thousand, forty".