672227927554 has 12 divisors (see below), whose sum is σ = 1054088973126. Its totient is φ = 321500312672.

The previous prime is 672227927549. The next prime is 672227927563. The reversal of 672227927554 is 455729722276.

It can be written as a sum of positive squares in only one way, i.e., 423700751929 + 248527175625 = 650923^2 + 498525^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 317686999 + ... + 317689114.

Almost surely, 2^672227927554 is an apocalyptic number.

672227927554 is a deficient number, since it is larger than the sum of its proper divisors (381861045572).

672227927554 is a wasteful number, since it uses less digits than its factorization.

672227927554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635376161 (or 635376138 counting only the distinct ones).

The product of its digits is 29635200, while the sum is 58.

The spelling of 672227927554 in words is "six hundred seventy-two billion, two hundred twenty-seven million, nine hundred twenty-seven thousand, five hundred fifty-four".