674579947628 has 12 divisors (see below), whose sum is σ = 1187583861072. Its totient is φ = 335270273040.

The previous prime is 674579947571. The next prime is 674579947739. The reversal of 674579947628 is 826749975476.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504924443 + ... + 504925778.

It is an arithmetic number, because the mean of its divisors is an integer number (98965321756).

Almost surely, 2^674579947628 is an apocalyptic number.

It is an amenable number.

674579947628 is a deficient number, since it is larger than the sum of its proper divisors (513003913444).

674579947628 is a wasteful number, since it uses less digits than its factorization.

674579947628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009850392 (or 1009850390 counting only the distinct ones).

The product of its digits is 1280240640, while the sum is 74.

The spelling of 674579947628 in words is "six hundred seventy-four billion, five hundred seventy-nine million, nine hundred forty-seven thousand, six hundred twenty-eight".