31668018333036 has 24 divisors (see below), whose sum is σ = 73893351189504. Its totient is φ = 10555819194960.

The previous prime is 31668018332989. The next prime is 31668018333041. The reversal of 31668018333036 is 63033381086613.

It is a self number, because there is not a number n which added to its sum of digits gives 31668018333036.

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, 22657720 + ... + 24014751.

It is an arithmetic number, because the mean of its divisors is an integer number (3078889632896).

Almost surely, 2^{31668018333036} is an apocalyptic number.

It is an amenable number.

31668018333036 is an abundant number, since it is smaller than the sum of its proper divisors (42225332856468).

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

31668018333036 is a wasteful number, since it uses less digits than its factorization.

31668018333036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46729021 (or 46729019 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 51.

The spelling of 31668018333036 in words is "thirty-one trillion, six hundred sixty-eight billion, eighteen million, three hundred thirty-three thousand, thirty-six".