31367245464 has 160 divisors (see below), whose sum is σ = 92629614000. Its totient is φ = 9889579008.

The previous prime is 31367245457. The next prime is 31367245477. The reversal of 31367245464 is 46454276313.

31367245464 is a `hidden beast` number, since 3 + 1 + 36 + 72 + 4 + 546 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9466272 + ... + 9469584.

Almost surely, 2^31367245464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31367245464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46314807000).

31367245464 is an abundant number, since it is smaller than the sum of its proper divisors (61262368536).

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

31367245464 is a wasteful number, since it uses less digits than its factorization.

31367245464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4106 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The spelling of 31367245464 in words is "thirty-one billion, three hundred sixty-seven million, two hundred forty-five thousand, four hundred sixty-four".