31344733432 has 16 divisors (see below), whose sum is σ = 59079081600. Its totient is φ = 15590311680.

The previous prime is 31344733417. The next prime is 31344733493. The reversal of 31344733432 is 23433744313.

It is a junction number, because it is equal to n+sod(n) for n = 31344733391 and 31344733400.

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, 10255257 + ... + 10258312.

It is an arithmetic number, because the mean of its divisors is an integer number (3692442600).

Almost surely, 2^31344733432 is an apocalyptic number.

It is an amenable number.

31344733432 is a deficient number, since it is larger than the sum of its proper divisors (27734348168).

31344733432 is a wasteful number, since it uses less digits than its factorization.

31344733432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20513766 (or 20513762 counting only the distinct ones).

The product of its digits is 217728, while the sum is 37.

The spelling of 31344733432 in words is "thirty-one billion, three hundred forty-four million, seven hundred thirty-three thousand, four hundred thirty-two".