47172153326664 has 32 divisors (see below), whose sum is σ = 118636553286720. Its totient is φ = 15629895112896.

The previous prime is 47172153326629. The next prime is 47172153326801. The reversal of 47172153326664 is 46662335127174.

It is a happy number.

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, 5884745659 + ... + 5884753674.

It is an arithmetic number, because the mean of its divisors is an integer number (3707392290210).

Almost surely, 2^{47172153326664} is an apocalyptic number.

It is an amenable number.

47172153326664 is an abundant number, since it is smaller than the sum of its proper divisors (71464399960056).

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

47172153326664 is a wasteful number, since it uses less digits than its factorization.

47172153326664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11769499509 (or 11769499505 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 57.

The spelling of 47172153326664 in words is "forty-seven trillion, one hundred seventy-two billion, one hundred fifty-three million, three hundred twenty-six thousand, six hundred sixty-four".