36839021904 has 60 divisors (see below), whose sum is σ = 103178598900. Its totient is φ = 12270085632.

The previous prime is 36839021899. The next prime is 36839021927. The reversal of 36839021904 is 40912093863.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25200927504 + 11638094400 = 158748^2 + 107880^2 .

It is a super-2 number, since 2×36839021904² (a number of 22 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 36839021904.

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 11 ways as a sum of consecutive naturals, for example, 86382 + ... + 284850.

It is an arithmetic number, because the mean of its divisors is an integer number (1719643315).

Almost surely, 2^36839021904 is an apocalyptic number.

It is an amenable number.

36839021904 is an abundant number, since it is smaller than the sum of its proper divisors (66339576996).

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

36839021904 is a wasteful number, since it uses less digits than its factorization.

36839021904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199772 (or 199763 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 36839021904 in words is "thirty-six billion, eight hundred thirty-nine million, twenty-one thousand, nine hundred four".