40016180872 has 8 divisors (see below), whose sum is σ = 75030339150. Its totient is φ = 20008090432.

The previous prime is 40016180821. The next prime is 40016180887. The reversal of 40016180872 is 27808161004.

It can be written as a sum of positive squares in only one way, i.e., 36265108356 + 3751072516 = 190434^2 + 61246^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2501011297 + ... + 2501011312.

Almost surely, 2^40016180872 is an apocalyptic number.

It is an amenable number.

40016180872 is a deficient number, since it is larger than the sum of its proper divisors (35014158278).

40016180872 is a wasteful number, since it uses less digits than its factorization.

40016180872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002022615 (or 5002022611 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The spelling of 40016180872 in words is "forty billion, sixteen million, one hundred eighty thousand, eight hundred seventy-two".