40872337772 has 48 divisors (see below), whose sum is σ = 85321270272. Its totient is φ = 16750704960.

The previous prime is 40872337763. The next prime is 40872337789. The reversal of 40872337772 is 27773327804.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40872337772.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3743273 + ... + 3754175.

It is an arithmetic number, because the mean of its divisors is an integer number (1777526464).

Almost surely, 2^40872337772 is an apocalyptic number.

It is an amenable number.

40872337772 is an abundant number, since it is smaller than the sum of its proper divisors (44448932500).

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

40872337772 is a wasteful number, since it uses less digits than its factorization.

40872337772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16758 (or 16756 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 50.

The spelling of 40872337772 in words is "forty billion, eight hundred seventy-two million, three hundred thirty-seven thousand, seven hundred seventy-two".