31534650052 has 6 divisors (see below), whose sum is σ = 55185637598. Its totient is φ = 15767325024.

The previous prime is 31534650031. The next prime is 31534650061. The reversal of 31534650052 is 25005643513.

It can be written as a sum of positive squares in only one way, i.e., 18008029636 + 13526620416 = 134194^2 + 116304^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3941831253 + ... + 3941831260.

Almost surely, 2^31534650052 is an apocalyptic number.

It is an amenable number.

31534650052 is a deficient number, since it is larger than the sum of its proper divisors (23650987546).

31534650052 is a wasteful number, since it uses less digits than its factorization.

31534650052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883662517 (or 7883662515 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 31534650052 in words is "thirty-one billion, five hundred thirty-four million, six hundred fifty thousand, fifty-two".