539559156120 has 32 divisors (see below), whose sum is σ = 1618677468720. Its totient is φ = 143882441600.

The previous prime is 539559155963. The next prime is 539559156131. The reversal of 539559156120 is 21651955935.

It is a happy number.

It is a super-2 number, since 2×539559156120² (a number of 24 digits) contains 22 as substring.

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, 2248163031 + ... + 2248163270.

Almost surely, 2^539559156120 is an apocalyptic number.

It is an amenable number.

539559156120 is an abundant number, since it is smaller than the sum of its proper divisors (1079118312600).

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

539559156120 is a wasteful number, since it uses less digits than its factorization.

539559156120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496326315 (or 4496326311 counting only the distinct ones).

The product of its (nonzero) digits is 1822500, while the sum is 51.

The spelling of 539559156120 in words is "five hundred thirty-nine billion, five hundred fifty-nine million, one hundred fifty-six thousand, one hundred twenty".