674760247688 has 16 divisors (see below), whose sum is σ = 1267226001180. Its totient is φ = 336833314048.

The previous prime is 674760247657. The next prime is 674760247741. The reversal of 674760247688 is 886742067476.

It can be written as a sum of positive squares in 2 ways, for example, as 623945169604 + 50815078084 = 789902^2 + 225422^2 .

It is a super-2 number, since 2×674760247688² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68345981 + ... + 68355852.

Almost surely, 2^674760247688 is an apocalyptic number.

It is an amenable number.

674760247688 is a deficient number, since it is larger than the sum of its proper divisors (592465753492).

674760247688 is a wasteful number, since it uses less digits than its factorization.

674760247688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136702456 (or 136702452 counting only the distinct ones).

The product of its (nonzero) digits is 151732224, while the sum is 65.

The spelling of 674760247688 in words is "six hundred seventy-four billion, seven hundred sixty million, two hundred forty-seven thousand, six hundred eighty-eight".