31411540344 has 32 divisors (see below), whose sum is σ = 78540549840. Its totient is φ = 10468953600.

The previous prime is 31411540247. The next prime is 31411540357. The reversal of 31411540344 is 44304511413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73054 + ... + 261074.

Almost surely, 2^31411540344 is an apocalyptic number.

It is an amenable number.

31411540344 is an abundant number, since it is smaller than the sum of its proper divisors (47129009496).

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

31411540344 is a wasteful number, since it uses less digits than its factorization.

31411540344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194991 (or 194987 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 31411540344 in words is "thirty-one billion, four hundred eleven million, five hundred forty thousand, three hundred forty-four".