674477270257156 has 12 divisors (see below), whose sum is σ = 1183717272301900. Its totient is φ = 336272335313760.

The previous prime is 674477270257069. The next prime is 674477270257157. The reversal of 674477270257156 is 651752072774476.

It can be written as a sum of positive squares in 2 ways, for example, as 557102364296256 + 117374905960900 = 23603016^2 + 10833970^2 .

It is a hoax number, since the sum of its digits (70) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (674477270257157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241574952135 + ... + 241574954926.

Almost surely, 2^{674477270257156} is an apocalyptic number.

It is an amenable number.

674477270257156 is a deficient number, since it is larger than the sum of its proper divisors (509240002044744).

674477270257156 is a wasteful number, since it uses less digits than its factorization.

674477270257156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483149907414 (or 483149907412 counting only the distinct ones).

The product of its (nonzero) digits is 968083200, while the sum is 70.

The spelling of 674477270257156 in words is "six hundred seventy-four trillion, four hundred seventy-seven billion, two hundred seventy million, two hundred fifty-seven thousand, one hundred fifty-six".