474149607656 has 16 divisors (see below), whose sum is σ = 889614273600. Its totient is φ = 236919134704.

The previous prime is 474149607653. The next prime is 474149607661. The reversal of 474149607656 is 656706941474.

It is a junction number, because it is equal to n+sod(n) for n = 474149607595 and 474149607604.

It is not an unprimeable number, because it can be changed into a prime (474149607653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19445696 + ... + 19470063.

It is an arithmetic number, because the mean of its divisors is an integer number (55600892100).

Almost surely, 2^474149607656 is an apocalyptic number.

It is an amenable number.

474149607656 is a deficient number, since it is larger than the sum of its proper divisors (415464665944).

474149607656 is a wasteful number, since it uses less digits than its factorization.

474149607656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38917288 (or 38917284 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 474149607656 in words is "four hundred seventy-four billion, one hundred forty-nine million, six hundred seven thousand, six hundred fifty-six".