39836485679904 has 60 divisors (see below), whose sum is σ = 117157997823174. Its totient is φ = 13278828559104.

The previous prime is 39836485679897. The next prime is 39836485679917. The reversal of 39836485679904 is 40997658463893.

39836485679904 is a `hidden beast` number, since 3 + 9 + 8 + 3 + 6 + 48 + 567 + 9 + 9 + 0 + 4 = 666.

39836485679904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 35623565228304 + 4212920451600 = 5968548^2 + 2052540^2 .

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7684504677 + ... + 7684509860.

Almost surely, 2^{39836485679904} is an apocalyptic number.

It is an amenable number.

39836485679904 is an abundant number, since it is smaller than the sum of its proper divisors (77321512143270).

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

39836485679904 is a wasteful number, since it uses less digits than its factorization.

39836485679904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15369014559 (or 15369014542 counting only the distinct ones).

The product of its (nonzero) digits is 8465264640, while the sum is 81.

The spelling of 39836485679904 in words is "thirty-nine trillion, eight hundred thirty-six billion, four hundred eighty-five million, six hundred seventy-nine thousand, nine hundred four".