525704371431020 has 24 divisors (see below), whose sum is σ = 1103990993595168. Its totient is φ = 210279498364800.

The previous prime is 525704371430989. The next prime is 525704371431079. The reversal of 525704371431020 is 20134173407525.

It is a happy number.

It is a super-2 number, since 2×525704371431020² (a number of 30 digits) contains 22 as substring.

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, 138721616 + ... + 142460855.

It is an arithmetic number, because the mean of its divisors is an integer number (45999624733132).

Almost surely, 2^{525704371431020} is an apocalyptic number.

It is an amenable number.

525704371431020 is an abundant number, since it is smaller than the sum of its proper divisors (578286622164148).

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

525704371431020 is a wasteful number, since it uses less digits than its factorization.

525704371431020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281275961 (or 281275959 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 525704371431020 in words is "five hundred twenty-five trillion, seven hundred four billion, three hundred seventy-one million, four hundred thirty-one thousand, twenty".