40113433344 has 72 divisors (see below), whose sum is σ = 106794233392. Its totient is φ = 13366886400.

The previous prime is 40113433307. The next prime is 40113433363. The reversal of 40113433344 is 44333431104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3220152 + ... + 3232584.

Almost surely, 2^40113433344 is an apocalyptic number.

It is an amenable number.

40113433344 is an abundant number, since it is smaller than the sum of its proper divisors (66680800048).

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

40113433344 is a wasteful number, since it uses less digits than its factorization.

40113433344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16653 (or 16639 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 40113433344 its reverse (44333431104), we get a palindrome (84446864448).

The spelling of 40113433344 in words is "forty billion, one hundred thirteen million, four hundred thirty-three thousand, three hundred forty-four".