36788885631 has 12 divisors (see below), whose sum is σ = 53189224920. Its totient is φ = 24502974480.

The previous prime is 36788885621. The next prime is 36788885647. The reversal of 36788885631 is 13658888763.

36788885631 is a `hidden beast` number, since 3 + 67 + 8 + 8 + 8 + 8 + 563 + 1 = 666.

36788885631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36788885631 - 2⁵ = 36788885599 is a prime.

It is a super-2 number, since 2×36788885631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36788885611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1902285 + ... + 1921526.

It is an arithmetic number, because the mean of its divisors is an integer number (4432435410).

Almost surely, 2^36788885631 is an apocalyptic number.

36788885631 is a deficient number, since it is larger than the sum of its proper divisors (16400339289).

36788885631 is a wasteful number, since it uses less digits than its factorization.

36788885631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824886 (or 3824883 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 63.

The spelling of 36788885631 in words is "thirty-six billion, seven hundred eighty-eight million, eight hundred eighty-five thousand, six hundred thirty-one".