10525621125 has 64 divisors (see below), whose sum is σ = 17931393792. Its totient is φ = 5481132800.

The previous prime is 10525621091. The next prime is 10525621157. The reversal of 10525621125 is 52112652501.

It is not a de Polignac number, because 10525621125 - 2⁸ = 10525620869 is a prime.

It is a super-2 number, since 2×10525621125² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10525621092 and 10525621101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4510459 + ... + 4512791.

It is an arithmetic number, because the mean of its divisors is an integer number (280178028).

Almost surely, 2^10525621125 is an apocalyptic number.

10525621125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10525621125 is a deficient number, since it is larger than the sum of its proper divisors (7405772667).

10525621125 is a wasteful number, since it uses less digits than its factorization.

10525621125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631 (or 2621 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The spelling of 10525621125 in words is "ten billion, five hundred twenty-five million, six hundred twenty-one thousand, one hundred twenty-five".