40381795524 has 36 divisors (see below), whose sum is σ = 109607732304. Its totient is φ = 11537655696.

The previous prime is 40381795507. The next prime is 40381795537. The reversal of 40381795524 is 42559718304.

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 11 ways as a sum of consecutive naturals, for example, 34337674 + ... + 34338849.

Almost surely, 2^40381795524 is an apocalyptic number.

It is an amenable number.

40381795524 is an abundant number, since it is smaller than the sum of its proper divisors (69225936780).

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

40381795524 is a wasteful number, since it uses less digits than its factorization.

40381795524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68676544 (or 68676535 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 40381795524 in words is "forty billion, three hundred eighty-one million, seven hundred ninety-five thousand, five hundred twenty-four".