672543545345276 has 72 divisors (see below), whose sum is σ = 1347145879689120. Its totient is φ = 293205472560000.

The previous prime is 672543545345213. The next prime is 672543545345293.

672543545345276 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156541535 + ... + 160780406.

Almost surely, 2^{672543545345276} is an apocalyptic number.

It is an amenable number.

672543545345276 is an abundant number, since it is smaller than the sum of its proper divisors (674602334343844).

672543545345276 is a wasteful number, since it uses less digits than its factorization.

672543545345276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317322147 (or 317322134 counting only the distinct ones).

The product of its digits is 2540160000, while the sum is 68.

The spelling of 672543545345276 in words is "six hundred seventy-two trillion, five hundred forty-three billion, five hundred forty-five million, three hundred forty-five thousand, two hundred seventy-six".