672764080326 has 16 divisors (see below), whose sum is σ = 1449030327024. Its totient is φ = 207004332384.

The previous prime is 672764080319. The next prime is 672764080337. The reversal of 672764080326 is 623080467276.

672764080326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×672764080326² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4312590181 + ... + 4312590336.

It is an arithmetic number, because the mean of its divisors is an integer number (90564395439).

Almost surely, 2^672764080326 is an apocalyptic number.

672764080326 is an abundant number, since it is smaller than the sum of its proper divisors (776266246698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672764080326 is a wasteful number, since it uses less digits than its factorization.

672764080326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8625180535.

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 672764080326 in words is "six hundred seventy-two billion, seven hundred sixty-four million, eighty thousand, three hundred twenty-six".