23145232524400 has 120 divisors (see below), whose sum is σ = 63551833247744. Its totient is φ = 7935303801600.

The previous prime is 23145232524391. The next prime is 23145232524461. The reversal of 23145232524400 is 442523254132.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23145232524400.

It is a congruent number.

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, 142805809 + ... + 142967791.

Almost surely, 2^{23145232524400} is an apocalyptic number.

23145232524400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23145232524400 is an abundant number, since it is smaller than the sum of its proper divisors (40406600723344).

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

23145232524400 is a wasteful number, since it uses less digits than its factorization.

23145232524400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213039 (or 213028 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 23145232524400 its reverse (442523254132), we get a palindrome (23587755778532).

The spelling of 23145232524400 in words is "twenty-three trillion, one hundred forty-five billion, two hundred thirty-two million, five hundred twenty-four thousand, four hundred".