474956172668 has 12 divisors (see below), whose sum is σ = 834484751352. Its totient is φ = 236531958000.

The previous prime is 474956172589. The next prime is 474956172679. The reversal of 474956172668 is 866271659474.

It is a congruent number.

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, 236530955 + ... + 236532962.

It is an arithmetic number, because the mean of its divisors is an integer number (69540395946).

Almost surely, 2^474956172668 is an apocalyptic number.

It is an amenable number.

474956172668 is a deficient number, since it is larger than the sum of its proper divisors (359528578684).

474956172668 is a wasteful number, since it uses less digits than its factorization.

474956172668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473064172 (or 473064170 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 65.

The spelling of 474956172668 in words is "four hundred seventy-four billion, nine hundred fifty-six million, one hundred seventy-two thousand, six hundred sixty-eight".