40637736660 has 24 divisors (see below), whose sum is σ = 113785662816. Its totient is φ = 10836729760.

The previous prime is 40637736641. The next prime is 40637736677. The reversal of 40637736660 is 6663773604.

40637736660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 338647746 + ... + 338647865.

It is an arithmetic number, because the mean of its divisors is an integer number (4741069284).

Almost surely, 2^40637736660 is an apocalyptic number.

It is an amenable number.

40637736660 is an abundant number, since it is smaller than the sum of its proper divisors (73147926156).

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

40637736660 is a wasteful number, since it uses less digits than its factorization.

40637736660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677295623 (or 677295621 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 48.

The spelling of 40637736660 in words is "forty billion, six hundred thirty-seven million, seven hundred thirty-six thousand, six hundred sixty".