12500513524 has 24 divisors (see below), whose sum is σ = 22834381248. Its totient is φ = 5976579840.

The previous prime is 12500513513. The next prime is 12500513567. The reversal of 12500513524 is 42531500521.

It is a junction number, because it is equal to n+sod(n) for n = 12500513492 and 12500513501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288999 + ... + 329425.

It is an arithmetic number, because the mean of its divisors is an integer number (951432552).

Almost surely, 2^12500513524 is an apocalyptic number.

It is an amenable number.

12500513524 is a deficient number, since it is larger than the sum of its proper divisors (10333867724).

12500513524 is a wasteful number, since it uses less digits than its factorization.

12500513524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43815 (or 43813 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 12500513524 in words is "twelve billion, five hundred million, five hundred thirteen thousand, five hundred twenty-four".