31417663424 has 28 divisors (see below), whose sum is σ = 71250773424. Its totient is φ = 13464712704.

The previous prime is 31417663379. The next prime is 31417663439. The reversal of 31417663424 is 42436671413.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

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, 35063909 + ... + 35064804.

Almost surely, 2^31417663424 is an apocalyptic number.

It is an amenable number.

31417663424 is an abundant number, since it is smaller than the sum of its proper divisors (39833110000).

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

31417663424 is an equidigital number, since it uses as much as digits as its factorization.

31417663424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70128732 (or 70128722 counting only the distinct ones).

The product of its digits is 290304, while the sum is 41.

The spelling of 31417663424 in words is "thirty-one billion, four hundred seventeen million, six hundred sixty-three thousand, four hundred twenty-four".