674081949392 has 40 divisors (see below), whose sum is σ = 1412281858176. Its totient is φ = 310465773056.

The previous prime is 674081949383. The next prime is 674081949397. The reversal of 674081949392 is 293949180476.

It is a super-2 number, since 2×674081949392² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674081949397) 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 7 ways as a sum of consecutive naturals, for example, 26351498 + ... + 26377065.

Almost surely, 2^674081949392 is an apocalyptic number.

It is an amenable number.

674081949392 is an abundant number, since it is smaller than the sum of its proper divisors (738199908784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674081949392 is a wasteful number, since it uses less digits than its factorization.

674081949392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52728635 (or 52728629 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 62.

The spelling of 674081949392 in words is "six hundred seventy-four billion, eighty-one million, nine hundred forty-nine thousand, three hundred ninety-two".