40071608992 has 12 divisors (see below), whose sum is σ = 78890980266. Its totient is φ = 20035804480.

The previous prime is 40071608963. The next prime is 40071609043. The reversal of 40071608992 is 29980617004.

It can be written as a sum of positive squares in only one way, i.e., 38370541456 + 1701067536 = 195884^2 + 41244^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626118859 + ... + 626118922.

Almost surely, 2^40071608992 is an apocalyptic number.

It is an amenable number.

40071608992 is a deficient number, since it is larger than the sum of its proper divisors (38819371274).

40071608992 is a wasteful number, since it uses less digits than its factorization.

40071608992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252237791 (or 1252237783 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 40071608992 in words is "forty billion, seventy-one million, six hundred eight thousand, nine hundred ninety-two".