522533528574872 has 32 divisors (see below), whose sum is σ = 987986545620480. Its totient is φ = 259078335974400.

The previous prime is 522533528574853. The next prime is 522533528574899. The reversal of 522533528574872 is 278475825335225.

It is a happy number.

It is a congruent number.

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, 492359129 + ... + 493419272.

It is an arithmetic number, because the mean of its divisors is an integer number (30874579550640).

Almost surely, 2^{522533528574872} is an apocalyptic number.

It is an amenable number.

522533528574872 is a deficient number, since it is larger than the sum of its proper divisors (465453017045608).

522533528574872 is a wasteful number, since it uses less digits than its factorization.

522533528574872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985778963 (or 985778959 counting only the distinct ones).

The product of its digits is 1128960000, while the sum is 68.

The spelling of 522533528574872 in words is "five hundred twenty-two trillion, five hundred thirty-three billion, five hundred twenty-eight million, five hundred seventy-four thousand, eight hundred seventy-two".