523340538874 has 16 divisors (see below), whose sum is σ = 785525911560. Its totient is φ = 261498629440.

The previous prime is 523340538829. The next prime is 523340538887. The reversal of 523340538874 is 478835043325.

It can be written as a sum of positive squares in 4 ways, for example, as 408585588849 + 114754950025 = 639207^2 + 338755^2 .

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, 21987372 + ... + 22011160.

Almost surely, 2^523340538874 is an apocalyptic number.

523340538874 is a deficient number, since it is larger than the sum of its proper divisors (262185372686).

523340538874 is a wasteful number, since it uses less digits than its factorization.

523340538874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30545.

The product of its (nonzero) digits is 9676800, while the sum is 52.

The spelling of 523340538874 in words is "five hundred twenty-three billion, three hundred forty million, five hundred thirty-eight thousand, eight hundred seventy-four".