31712808962 has 4 divisors (see below), whose sum is σ = 47569213446. Its totient is φ = 15856404480.

The previous prime is 31712808923. The next prime is 31712808989. The reversal of 31712808962 is 26980821713.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31208402281 + 504406681 = 176659^2 + 22459^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7928202239 + ... + 7928202242.

Almost surely, 2^31712808962 is an apocalyptic number.

31712808962 is a deficient number, since it is larger than the sum of its proper divisors (15856404484).

31712808962 is a wasteful number, since it uses less digits than its factorization.

31712808962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15856404483.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 31712808962 in words is "thirty-one billion, seven hundred twelve million, eight hundred eight thousand, nine hundred sixty-two".