537605256136 has 32 divisors (see below), whose sum is σ = 1100838513600. Its totient is φ = 244630774080.

The previous prime is 537605256113. The next prime is 537605256137. The reversal of 537605256136 is 631652506735.

It is a super-2 number, since 2×537605256136² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 537605256136.

It is not an unprimeable number, because it can be changed into a prime (537605256137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36396006 + ... + 36410773.

It is an arithmetic number, because the mean of its divisors is an integer number (34401203550).

Almost surely, 2^537605256136 is an apocalyptic number.

It is an amenable number.

537605256136 is an abundant number, since it is smaller than the sum of its proper divisors (563233257464).

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

537605256136 is a wasteful number, since it uses less digits than its factorization.

537605256136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72806869 (or 72806865 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 49.

The spelling of 537605256136 in words is "five hundred thirty-seven billion, six hundred five million, two hundred fifty-six thousand, one hundred thirty-six".