31436344004 has 24 divisors (see below), whose sum is σ = 59255582400. Its totient is φ = 14506592544.

The previous prime is 31436343997. The next prime is 31436344007. The reversal of 31436344004 is 40044363413.

It is not an unprimeable number, because it can be changed into a prime (31436344007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273587 + ... + 371109.

It is an arithmetic number, because the mean of its divisors is an integer number (2468982600).

Almost surely, 2^31436344004 is an apocalyptic number.

It is an amenable number.

31436344004 is a deficient number, since it is larger than the sum of its proper divisors (27819238396).

31436344004 is a wasteful number, since it uses less digits than its factorization.

31436344004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103739 (or 103737 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

The spelling of 31436344004 in words is "thirty-one billion, four hundred thirty-six million, three hundred forty-four thousand, four".