2531650136 has 16 divisors (see below), whose sum is σ = 4996678200. Its totient is φ = 1199202624.

The previous prime is 2531650129. The next prime is 2531650151. The reversal of 2531650136 is 6310561352.

It is a super-2 number, since 2×2531650136² = 12818504822217636992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8327645 + ... + 8327948.

Almost surely, 2^2531650136 is an apocalyptic number.

It is an amenable number.

2531650136 is a deficient number, since it is larger than the sum of its proper divisors (2465028064).

2531650136 is a wasteful number, since it uses less digits than its factorization.

2531650136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16655618 (or 16655614 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 2531650136 is about 50315.5059201435. The cubic root of 2531650136 is about 1362.9122527284.

The spelling of 2531650136 in words is "two billion, five hundred thirty-one million, six hundred fifty thousand, one hundred thirty-six".