674909741984 has 12 divisors (see below), whose sum is σ = 1328728554594. Its totient is φ = 337454870976.

The previous prime is 674909741939. The next prime is 674909742019. The reversal of 674909741984 is 489147909476.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 577253491984 + 97656250000 = 759772^2 + 312500^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10545464687 + ... + 10545464750.

Almost surely, 2^674909741984 is an apocalyptic number.

It is an amenable number.

674909741984 is a deficient number, since it is larger than the sum of its proper divisors (653818812610).

674909741984 is a wasteful number, since it uses less digits than its factorization.

674909741984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21090929447 (or 21090929439 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 68.

The spelling of 674909741984 in words is "six hundred seventy-four billion, nine hundred nine million, seven hundred forty-one thousand, nine hundred eighty-four".