40031313024 has 64 divisors (see below), whose sum is σ = 108806084640. Its totient is φ = 13033445376.

The previous prime is 40031313019. The next prime is 40031313073. The reversal of 40031313024 is 42031313004.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1195677 + ... + 1228700.

Almost surely, 2^40031313024 is an apocalyptic number.

It is an amenable number.

40031313024 is an abundant number, since it is smaller than the sum of its proper divisors (68774771616).

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

40031313024 is a wasteful number, since it uses less digits than its factorization.

40031313024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424437 (or 2424425 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 40031313024 its reverse (42031313004), we get a palindrome (82062626028).

The spelling of 40031313024 in words is "forty billion, thirty-one million, three hundred thirteen thousand, twenty-four".