10252145520 has 60 divisors (see below), whose sum is σ = 34430124456. Its totient is φ = 2733905280.

The previous prime is 10252145483. The next prime is 10252145537. The reversal of 10252145520 is 2554125201.

10252145520 is a `hidden beast` number, since 102 + 5 + 2 + 1 + 4 + 552 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7118826 + ... + 7120265.

Almost surely, 2^10252145520 is an apocalyptic number.

10252145520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10252145520 is an abundant number, since it is smaller than the sum of its proper divisors (24177978936).

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

10252145520 is a wasteful number, since it uses less digits than its factorization.

10252145520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14239110 (or 14239101 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 10252145520 in words is "ten billion, two hundred fifty-two million, one hundred forty-five thousand, five hundred twenty".