40016555312 has 10 divisors (see below), whose sum is σ = 77532075948. Its totient is φ = 20008277648.

The previous prime is 40016555311. The next prime is 40016555317. The reversal of 40016555312 is 21355561004.

It is not an unprimeable number, because it can be changed into a prime (40016555311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250517338 + ... + 1250517369.

Almost surely, 2^40016555312 is an apocalyptic number.

It is an amenable number.

40016555312 is a deficient number, since it is larger than the sum of its proper divisors (37515520636).

40016555312 is a wasteful number, since it uses less digits than its factorization.

40016555312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501034715 (or 2501034709 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 40016555312 in words is "forty billion, sixteen million, five hundred fifty-five thousand, three hundred twelve".