672182373229 has 4 divisors (see below), whose sum is σ = 672187677084. Its totient is φ = 672177069376.

The previous prime is 672182373221. The next prime is 672182373257. The reversal of 672182373229 is 922373281276.

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

It can be written as a sum of positive squares in 2 ways, for example, as 455217391204 + 216964982025 = 674698^2 + 465795^2 .

It is a cyclic number.

It is not a de Polignac number, because 672182373229 - 2³ = 672182373221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672182373221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2457052 + ... + 2716885.

It is an arithmetic number, because the mean of its divisors is an integer number (168046919271).

Almost surely, 2^672182373229 is an apocalyptic number.

It is an amenable number.

672182373229 is a deficient number, since it is larger than the sum of its proper divisors (5303855).

672182373229 is a wasteful number, since it uses less digits than its factorization.

672182373229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303854.

The product of its digits is 3048192, while the sum is 52.

The spelling of 672182373229 in words is "six hundred seventy-two billion, one hundred eighty-two million, three hundred seventy-three thousand, two hundred twenty-nine".