674225663685 has 32 divisors (see below), whose sum is σ = 1233771927552. Its totient is φ = 307991910720.

The previous prime is 674225663681. The next prime is 674225663687. The reversal of 674225663685 is 586366522476.

It is not a de Polignac number, because 674225663685 - 2² = 674225663681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674225663681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2205111 + ... + 2492180.

It is an arithmetic number, because the mean of its divisors is an integer number (38555372736).

Almost surely, 2^674225663685 is an apocalyptic number.

It is an amenable number.

674225663685 is a deficient number, since it is larger than the sum of its proper divisors (559546263867).

674225663685 is a wasteful number, since it uses less digits than its factorization.

674225663685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698673.

The product of its digits is 87091200, while the sum is 60.

The spelling of 674225663685 in words is "six hundred seventy-four billion, two hundred twenty-five million, six hundred sixty-three thousand, six hundred eighty-five".