47221164392 has 32 divisors (see below), whose sum is σ = 92401706880. Its totient is φ = 22580986560.

The previous prime is 47221164349. The next prime is 47221164407. The reversal of 47221164392 is 29346112274.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 1962917 + ... + 1986827.

It is an arithmetic number, because the mean of its divisors is an integer number (2887553340).

Almost surely, 2^47221164392 is an apocalyptic number.

It is an amenable number.

47221164392 is a deficient number, since it is larger than the sum of its proper divisors (45180542488).

47221164392 is a wasteful number, since it uses less digits than its factorization.

47221164392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34673 (or 34669 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The spelling of 47221164392 in words is "forty-seven billion, two hundred twenty-one million, one hundred sixty-four thousand, three hundred ninety-two".