672722643435 has 16 divisors (see below), whose sum is σ = 1076397578016. Its totient is φ = 358771627008.

The previous prime is 672722643403. The next prime is 672722643449. The reversal of 672722643435 is 534346227276.

It is not a de Polignac number, because 672722643435 - 2⁵ = 672722643403 is a prime.

It is a super-3 number, since 3×672722643435³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451654 + ... + 1244763.

It is an arithmetic number, because the mean of its divisors is an integer number (67274848626).

Almost surely, 2^672722643435 is an apocalyptic number.

672722643435 is a deficient number, since it is larger than the sum of its proper divisors (403674934581).

672722643435 is a wasteful number, since it uses less digits than its factorization.

672722643435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722862.

The product of its digits is 10160640, while the sum is 51.

The spelling of 672722643435 in words is "six hundred seventy-two billion, seven hundred twenty-two million, six hundred forty-three thousand, four hundred thirty-five".