47723866672 has 20 divisors (see below), whose sum is σ = 92520444880. Its totient is φ = 23847622848.

The previous prime is 47723866667. The next prime is 47723866691. The reversal of 47723866672 is 27666832774.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866868 + ... + 920275.

It is an arithmetic number, because the mean of its divisors is an integer number (4626022244).

Almost surely, 2^47723866672 is an apocalyptic number.

It is an amenable number.

47723866672 is a deficient number, since it is larger than the sum of its proper divisors (44796578208).

47723866672 is a wasteful number, since it uses less digits than its factorization.

47723866672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788820 (or 1788814 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 58.

The spelling of 47723866672 in words is "forty-seven billion, seven hundred twenty-three million, eight hundred sixty-six thousand, six hundred seventy-two".