31436534996 has 12 divisors (see below), whose sum is σ = 56355739860. Its totient is φ = 15334895040.

The previous prime is 31436534989. The next prime is 31436535041. The reversal of 31436534996 is 69943563413.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6603187600 + 24833347396 = 81260^2 + 157586^2 .

It is a congruent number.

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, 95842931 + ... + 95843258.

It is an arithmetic number, because the mean of its divisors is an integer number (4696311655).

Almost surely, 2^31436534996 is an apocalyptic number.

It is an amenable number.

31436534996 is a deficient number, since it is larger than the sum of its proper divisors (24919204864).

31436534996 is a wasteful number, since it uses less digits than its factorization.

31436534996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191686234 (or 191686232 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 53.

The spelling of 31436534996 in words is "thirty-one billion, four hundred thirty-six million, five hundred thirty-four thousand, nine hundred ninety-six".