539856537 has 32 divisors (see below), whose sum is σ = 812851200. Its totient is φ = 315744000.

The previous prime is 539856511. The next prime is 539856563. The reversal of 539856537 is 735658935.

It is an interprime number because it is at equal distance from previous prime (539856511) and next prime (539856563).

It is not a de Polignac number, because 539856537 - 2²² = 535662233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 539856537.

It is not an unprimeable number, because it can be changed into a prime (539856137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612337 + ... + 613217.

It is an arithmetic number, because the mean of its divisors is an integer number (25401600).

Almost surely, 2^539856537 is an apocalyptic number.

It is an amenable number.

539856537 is a deficient number, since it is larger than the sum of its proper divisors (272994663).

539856537 is a wasteful number, since it uses less digits than its factorization.

539856537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525.

The product of its digits is 3402000, while the sum is 51.

The square root of 539856537 is about 23234.8130399192. The cubic root of 539856537 is about 814.2531640552.

The spelling of 539856537 in words is "five hundred thirty-nine million, eight hundred fifty-six thousand, five hundred thirty-seven".