31347065706 has 32 divisors (see below), whose sum is σ = 68600272896. Its totient is φ = 9470406000.

The previous prime is 31347065699. The next prime is 31347065749. The reversal of 31347065706 is 60756074313.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695610 + ... + 739301.

It is an arithmetic number, because the mean of its divisors is an integer number (2143758528).

Almost surely, 2^31347065706 is an apocalyptic number.

31347065706 is an abundant number, since it is smaller than the sum of its proper divisors (37253207190).

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

31347065706 is a wasteful number, since it uses less digits than its factorization.

31347065706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435258.

The product of its (nonzero) digits is 317520, while the sum is 42.

The spelling of 31347065706 in words is "thirty-one billion, three hundred forty-seven million, sixty-five thousand, seven hundred six".