23452543125 has 120 divisors (see below), whose sum is σ = 48612564000. Its totient is φ = 10771920000.

The previous prime is 23452543111. The next prime is 23452543133. The reversal of 23452543125 is 52134525432.

23452543125 is a `hidden beast` number, since 2 + 3 + 4 + 525 + 4 + 3 + 125 = 666.

It is not a de Polignac number, because 23452543125 - 2¹³ = 23452534933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23452543125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1165651 + ... + 1185599.

It is an arithmetic number, because the mean of its divisors is an integer number (405104700).

Almost surely, 2^23452543125 is an apocalyptic number.

23452543125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23452543125 is an abundant number, since it is smaller than the sum of its proper divisors (25160020875).

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

23452543125 is a wasteful number, since it uses less digits than its factorization.

23452543125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20005 (or 19987 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The spelling of 23452543125 in words is "twenty-three billion, four hundred fifty-two million, five hundred forty-three thousand, one hundred twenty-five".