47172637365668 has 12 divisors (see below), whose sum is σ = 82553049613440. Its totient is φ = 23586051761832.

The previous prime is 47172637365641. The next prime is 47172637365713. The reversal of 47172637365668 is 86656373627174.

47172637365668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66332348 + ... + 67039731.

It is an arithmetic number, because the mean of its divisors is an integer number (6879420801120).

Almost surely, 2^{47172637365668} is an apocalyptic number.

It is an amenable number.

47172637365668 is a deficient number, since it is larger than the sum of its proper divisors (35380412247772).

47172637365668 is a wasteful number, since it uses less digits than its factorization.

47172637365668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133460506 (or 133460504 counting only the distinct ones).

The product of its digits is 1280240640, while the sum is 71.

The spelling of 47172637365668 in words is "forty-seven trillion, one hundred seventy-two billion, six hundred thirty-seven million, three hundred sixty-five thousand, six hundred sixty-eight".