672366836131 has 4 divisors (see below), whose sum is σ = 672457569064. Its totient is φ = 672276103200.

The previous prime is 672366836129. The next prime is 672366836143. The reversal of 672366836131 is 131638663276.

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

It is a cyclic number.

It is not a de Polignac number, because 672366836131 - 2¹ = 672366836129 is a prime.

It is a super-2 number, since 2×672366836131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672366836231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45355350 + ... + 45370171.

It is an arithmetic number, because the mean of its divisors is an integer number (168114392266).

Almost surely, 2^672366836131 is an apocalyptic number.

672366836131 is a deficient number, since it is larger than the sum of its proper divisors (90732933).

672366836131 is an equidigital number, since it uses as much as digits as its factorization.

672366836131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90732932.

The product of its digits is 3919104, while the sum is 52.

The spelling of 672366836131 in words is "six hundred seventy-two billion, three hundred sixty-six million, eight hundred thirty-six thousand, one hundred thirty-one".