31494348632 has 8 divisors (see below), whose sum is σ = 59051903700. Its totient is φ = 15747174312.

The previous prime is 31494348577. The next prime is 31494348653. The reversal of 31494348632 is 23684349413.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1968396782 + ... + 1968396797.

Almost surely, 2^31494348632 is an apocalyptic number.

It is an amenable number.

31494348632 is a deficient number, since it is larger than the sum of its proper divisors (27557555068).

31494348632 is a wasteful number, since it uses less digits than its factorization.

31494348632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3936793585 (or 3936793581 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 47.

The spelling of 31494348632 in words is "thirty-one billion, four hundred ninety-four million, three hundred forty-eight thousand, six hundred thirty-two".