672277944446 has 8 divisors (see below), whose sum is σ = 1067735558880. Its totient is φ = 316366091488.

The previous prime is 672277944439. The next prime is 672277944451. The reversal of 672277944446 is 644449772276.

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

It is a congruent number.

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, 9886440326 + ... + 9886440393.

It is an arithmetic number, because the mean of its divisors is an integer number (133466944860).

Almost surely, 2^672277944446 is an apocalyptic number.

672277944446 is a deficient number, since it is larger than the sum of its proper divisors (395457614434).

672277944446 is a wasteful number, since it uses less digits than its factorization.

672277944446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19772880738.

The product of its digits is 113799168, while the sum is 62.

The spelling of 672277944446 in words is "six hundred seventy-two billion, two hundred seventy-seven million, nine hundred forty-four thousand, four hundred forty-six".