2528752525164 has 48 divisors (see below), whose sum is σ = 6587096333440. Its totient is φ = 838922631120.

The previous prime is 2528752525157. The next prime is 2528752525177. The reversal of 2528752525164 is 4615252578252.

2528752525164 is a `hidden beast` number, since 2 + 5 + 2 + 8 + 7 + 52 + 525 + 1 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 2528752525164.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55461514 + ... + 55507089.

Almost surely, 2^{2528752525164} is an apocalyptic number.

It is an amenable number.

2528752525164 is an abundant number, since it is smaller than the sum of its proper divisors (4058343808276).

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

2528752525164 is a wasteful number, since it uses less digits than its factorization.

2528752525164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110968827 (or 110968819 counting only the distinct ones).

The product of its digits is 13440000, while the sum is 54.

The spelling of 2528752525164 in words is "two trillion, five hundred twenty-eight billion, seven hundred fifty-two million, five hundred twenty-five thousand, one hundred sixty-four".