36813910838 has 16 divisors (see below), whose sum is σ = 55930799904. Its totient is φ = 18171267840.

The previous prime is 36813910817. The next prime is 36813910849. The reversal of 36813910838 is 83801931863.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 161978 + ... + 316013.

It is an arithmetic number, because the mean of its divisors is an integer number (3495674994).

Almost surely, 2^36813910838 is an apocalyptic number.

36813910838 is a deficient number, since it is larger than the sum of its proper divisors (19116889066).

36813910838 is a wasteful number, since it uses less digits than its factorization.

36813910838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478487.

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 36813910838 in words is "thirty-six billion, eight hundred thirteen million, nine hundred ten thousand, eight hundred thirty-eight".