525156864 has 160 divisors (see below), whose sum is σ = 1484904960. Its totient is φ = 164659200.

The previous prime is 525156857. The next prime is 525156889. The reversal of 525156864 is 468651525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1952122 + ... + 1952390.

It is an arithmetic number, because the mean of its divisors is an integer number (9280656).

Almost surely, 2^525156864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525156864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742452480).

525156864 is an abundant number, since it is smaller than the sum of its proper divisors (959748096).

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

525156864 is a wasteful number, since it uses less digits than its factorization.

525156864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 346 counting only the distinct ones).

The product of its digits is 288000, while the sum is 42.

The square root of 525156864 is about 22916.3012722385. The cubic root of 525156864 is about 806.7946606849.

The spelling of 525156864 in words is "five hundred twenty-five million, one hundred fifty-six thousand, eight hundred sixty-four".