672277944437 has 8 divisors (see below), whose sum is σ = 738316231200. Its totient is φ = 607060009360.

The previous prime is 672277944431. The next prime is 672277944439. The reversal of 672277944437 is 734449772276.

672277944437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 672277944437 - 2⁸ = 672277944181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 672277944437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672277944431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205086203 + ... + 205089480.

It is an arithmetic number, because the mean of its divisors is an integer number (92289528900).

Almost surely, 2^672277944437 is an apocalyptic number.

It is an amenable number.

672277944437 is a deficient number, since it is larger than the sum of its proper divisors (66038286763).

672277944437 is a wasteful number, since it uses less digits than its factorization.

672277944437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410175843.

The product of its digits is 99574272, while the sum is 62.

The spelling of 672277944437 in words is "six hundred seventy-two billion, two hundred seventy-seven million, nine hundred forty-four thousand, four hundred thirty-seven".