6136531264 has 14 divisors (see below), whose sum is σ = 12177179354. Its totient is φ = 3068265600.

The previous prime is 6136531243. The next prime is 6136531301. The reversal of 6136531264 is 4621356316.

It can be written as a sum of positive squares in only one way, i.e., 6054084864 + 82446400 = 77808^2 + 9080^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47941587 + ... + 47941714.

Almost surely, 2^6136531264 is an apocalyptic number.

6136531264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6136531264 is a deficient number, since it is larger than the sum of its proper divisors (6040648090).

6136531264 is an equidigital number, since it uses as much as digits as its factorization.

6136531264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95883313 (or 95883303 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 6136531264 is about 78336.0151143776. The cubic root of 6136531264 is about 1830.8003371182.

It can be divided in two parts, 61365 and 31264, that added together give a palindrome (92629).

The spelling of 6136531264 in words is "six billion, one hundred thirty-six million, five hundred thirty-one thousand, two hundred sixty-four".