674631147807 has 12 divisors (see below), whose sum is σ = 983928061584. Its totient is φ = 445387553280.

The previous prime is 674631147797. The next prime is 674631147871. The reversal of 674631147807 is 708741136476.

It is a happy number.

674631147807 is a `hidden beast` number, since 67 + 463 + 1 + 1 + 47 + 80 + 7 = 666.

It is not a de Polignac number, because 674631147807 - 2⁴ = 674631147791 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674631157807) 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 11 ways as a sum of consecutive naturals, for example, 363877794 + ... + 363879647.

It is an arithmetic number, because the mean of its divisors is an integer number (81994005132).

Almost surely, 2^674631147807 is an apocalyptic number.

674631147807 is a deficient number, since it is larger than the sum of its proper divisors (309296913777).

674631147807 is a wasteful number, since it uses less digits than its factorization.

674631147807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727757550 (or 727757547 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 54.

The spelling of 674631147807 in words is "six hundred seventy-four billion, six hundred thirty-one million, one hundred forty-seven thousand, eight hundred seven".