40864184788 has 12 divisors (see below), whose sum is σ = 81728369632. Its totient is φ = 17513222040.

The previous prime is 40864184747. The next prime is 40864184791. The reversal of 40864184788 is 88748146804.

40864184788 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729717558 + ... + 729717613.

Almost surely, 2^40864184788 is an apocalyptic number.

It is an amenable number.

40864184788 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40864184788 is a wasteful number, since it uses less digits than its factorization.

40864184788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459435182 (or 1459435180 counting only the distinct ones).

The product of its (nonzero) digits is 11010048, while the sum is 58.

The spelling of 40864184788 in words is "forty billion, eight hundred sixty-four million, one hundred eighty-four thousand, seven hundred eighty-eight".