39403683912 has 16 divisors (see below), whose sum is σ = 98509209840. Its totient is φ = 13134561296.

The previous prime is 39403683889. The next prime is 39403683941. The reversal of 39403683912 is 21938630493.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820910058 + ... + 820910105.

It is an arithmetic number, because the mean of its divisors is an integer number (6156825615).

Almost surely, 2^39403683912 is an apocalyptic number.

It is an amenable number.

39403683912 is an abundant number, since it is smaller than the sum of its proper divisors (59105525928).

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

39403683912 is a wasteful number, since it uses less digits than its factorization.

39403683912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641820172 (or 1641820168 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 48.

The spelling of 39403683912 in words is "thirty-nine billion, four hundred three million, six hundred eighty-three thousand, nine hundred twelve".