672267161775 has 48 divisors (see below), whose sum is σ = 1221376255488. Its totient is φ = 323568480000.

The previous prime is 672267161773. The next prime is 672267161777. The reversal of 672267161775 is 577161762276.

It is an interprime number because it is at equal distance from previous prime (672267161773) and next prime (672267161777).

It is not a de Polignac number, because 672267161775 - 2¹ = 672267161773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672267161773) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2860951 + ... + 3087000.

It is an arithmetic number, because the mean of its divisors is an integer number (25445338656).

Almost surely, 2^672267161775 is an apocalyptic number.

672267161775 is a deficient number, since it is larger than the sum of its proper divisors (549109093713).

672267161775 is a wasteful number, since it uses less digits than its factorization.

672267161775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5948112 (or 5948107 counting only the distinct ones).

The product of its digits is 10372320, while the sum is 57.

The spelling of 672267161775 in words is "six hundred seventy-two billion, two hundred sixty-seven million, one hundred sixty-one thousand, seven hundred seventy-five".