672671255 has 4 divisors (see below), whose sum is σ = 807205512. Its totient is φ = 538137000.

The previous prime is 672671239. The next prime is 672671273. The reversal of 672671255 is 552176276.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 672671255 - 2⁴ = 672671239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67267121 + ... + 67267130.

It is an arithmetic number, because the mean of its divisors is an integer number (201801378).

Almost surely, 2^672671255 is an apocalyptic number.

672671255 is a deficient number, since it is larger than the sum of its proper divisors (134534257).

672671255 is a wasteful number, since it uses less digits than its factorization.

672671255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134534256.

The product of its digits is 176400, while the sum is 41.

The square root of 672671255 is about 25935.9066739530. The cubic root of 672671255 is about 876.1953751824.

The spelling of 672671255 in words is "six hundred seventy-two million, six hundred seventy-one thousand, two hundred fifty-five".