5236390115856 has 135 divisors (see below), whose sum is σ = 15321327373807. Its totient is φ = 1669372288320.

The previous prime is 5236390115851. The next prime is 5236390115857. The reversal of 5236390115856 is 6585110936325.

The square root of 5236390115856 is 2288316.

It is a perfect power (a square), and thus also a powerful number.

5236390115856 is a `hidden beast` number, since 5 + 2 + 363 + 90 + 115 + 85 + 6 = 666.

It is a super-2 number, since 2×5236390115856² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5236390115851) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 631571071 + ... + 631579361.

Almost surely, 2^{5236390115856} is an apocalyptic number.

5236390115856 is the 2288316-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5236390115856

5236390115856 is an abundant number, since it is smaller than the sum of its proper divisors (10084937257951).

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

5236390115856 is an frugal number, since it uses more digits than its factorization.

5236390115856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16642 (or 8319 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The spelling of 5236390115856 in words is "five trillion, two hundred thirty-six billion, three hundred ninety million, one hundred fifteen thousand, eight hundred fifty-six".