674426631231 has 6 divisors (see below), whose sum is σ = 974171800680. Its totient is φ = 449617754148.

The previous prime is 674426631217. The next prime is 674426631259. The reversal of 674426631231 is 132136624476.

674426631231 is a `hidden beast` number, since 6 + 7 + 4 + 4 + 2 + 6 + 631 + 2 + 3 + 1 = 666.

It is not a de Polignac number, because 674426631231 - 2⁶ = 674426631167 is a prime.

It is a super-2 number, since 2×674426631231² (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 (674426631031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37468146171 + ... + 37468146188.

It is an arithmetic number, because the mean of its divisors is an integer number (162361966780).

Almost surely, 2^674426631231 is an apocalyptic number.

674426631231 is a deficient number, since it is larger than the sum of its proper divisors (299745169449).

674426631231 is a wasteful number, since it uses less digits than its factorization.

674426631231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74936292365 (or 74936292362 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The spelling of 674426631231 in words is "six hundred seventy-four billion, four hundred twenty-six million, six hundred thirty-one thousand, two hundred thirty-one".