31432536004 has 12 divisors (see below), whose sum is σ = 55243020924. Its totient is φ = 15648815744.

The previous prime is 31432535983. The next prime is 31432536017. The reversal of 31432536004 is 40063523413.

It can be written as a sum of positive squares in 2 ways, for example, as 17121199104 + 14311336900 = 130848^2 + 119630^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16862017 + ... + 16863880.

It is an arithmetic number, because the mean of its divisors is an integer number (4603585077).

Almost surely, 2^31432536004 is an apocalyptic number.

It is an amenable number.

31432536004 is a deficient number, since it is larger than the sum of its proper divisors (23810484920).

31432536004 is a wasteful number, since it uses less digits than its factorization.

31432536004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33726134 (or 33726132 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 31432536004 in words is "thirty-one billion, four hundred thirty-two million, five hundred thirty-six thousand, four".