31344364392 has 32 divisors (see below), whose sum is σ = 85484630880. Its totient is φ = 9498292160.

The previous prime is 31344364361. The next prime is 31344364393. The reversal of 31344364392 is 29346344313.

It is not an unprimeable number, because it can be changed into a prime (31344364393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59364063 + ... + 59364590.

It is an arithmetic number, because the mean of its divisors is an integer number (2671394715).

Almost surely, 2^31344364392 is an apocalyptic number.

It is an amenable number.

31344364392 is an abundant number, since it is smaller than the sum of its proper divisors (54140266488).

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

31344364392 is a wasteful number, since it uses less digits than its factorization.

31344364392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118728673 (or 118728669 counting only the distinct ones).

The product of its digits is 559872, while the sum is 42.

The spelling of 31344364392 in words is "thirty-one billion, three hundred forty-four million, three hundred sixty-four thousand, three hundred ninety-two".