674822821616 has 10 divisors (see below), whose sum is σ = 1307469216912. Its totient is φ = 337411410800.

The previous prime is 674822821567. The next prime is 674822821639. The reversal of 674822821616 is 616128228476.

674822821616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21088213160 + ... + 21088213191.

Almost surely, 2^674822821616 is an apocalyptic number.

It is an amenable number.

674822821616 is a deficient number, since it is larger than the sum of its proper divisors (632646395296).

674822821616 is a wasteful number, since it uses less digits than its factorization.

674822821616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42176426359 (or 42176426353 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 53.

The spelling of 674822821616 in words is "six hundred seventy-four billion, eight hundred twenty-two million, eight hundred twenty-one thousand, six hundred sixteen".