674007000664 has 16 divisors (see below), whose sum is σ = 1276032672720. Its totient is φ = 333731621280.

The previous prime is 674007000661. The next prime is 674007000691. The reversal of 674007000664 is 466000700476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674007000661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408984007 + ... + 408985654.

It is an arithmetic number, because the mean of its divisors is an integer number (79752042045).

Almost surely, 2^674007000664 is an apocalyptic number.

It is an amenable number.

674007000664 is a deficient number, since it is larger than the sum of its proper divisors (602025672056).

674007000664 is a wasteful number, since it uses less digits than its factorization.

674007000664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817969770 (or 817969766 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 674007000664 in words is "six hundred seventy-four billion, seven million, six hundred sixty-four", and thus it is an aban number.