672577530816 has 112 divisors (see below), whose sum is σ = 1790718678144. Its totient is φ = 222783998976.

The previous prime is 672577530743. The next prime is 672577530829. The reversal of 672577530816 is 618035775276.

672577530816 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 in 15 ways as a sum of consecutive naturals, for example, 89114755 + ... + 89122301.

Almost surely, 2^672577530816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672577530816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (895359339072).

672577530816 is an abundant number, since it is smaller than the sum of its proper divisors (1118141147328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672577530816 is a wasteful number, since it uses less digits than its factorization.

672577530816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10418 (or 10408 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 57.

The spelling of 672577530816 in words is "six hundred seventy-two billion, five hundred seventy-seven million, five hundred thirty thousand, eight hundred sixteen".