537695136 has 144 divisors (see below), whose sum is σ = 1756067040. Its totient is φ = 154344960.

The previous prime is 537695111. The next prime is 537695183. The reversal of 537695136 is 631596735.

537695136 is a `hidden beast` number, since 537 + 69 + 51 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 537695091 and 537695100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55726 + ... + 64658.

It is an arithmetic number, because the mean of its divisors is an integer number (12194910).

Almost surely, 2^537695136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537695136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (878033520).

537695136 is an abundant number, since it is smaller than the sum of its proper divisors (1218371904).

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

537695136 is a wasteful number, since it uses less digits than its factorization.

537695136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8979 (or 8968 counting only the distinct ones).

The product of its digits is 510300, while the sum is 45.

The square root of 537695136 is about 23188.2542680556. The cubic root of 537695136 is about 813.1650468509.

The spelling of 537695136 in words is "five hundred thirty-seven million, six hundred ninety-five thousand, one hundred thirty-six".