426313667329 has 9 divisors (see below), whose sum is σ = 468600603331. Its totient is φ = 387551350120.

The previous prime is 426313667287. The next prime is 426313667393. The reversal of 426313667329 is 923766313624.

The square root of 426313667329 is 652927.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 221600855025 + 204712812304 = 470745^2 + 452452^2 .

It is not a de Polignac number, because 426313667329 - 2⁷ = 426313667201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426313667399) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7152519 + ... + 7211875.

Almost surely, 2^426313667329 is an apocalyptic number.

426313667329 is the 652927-th square number.

426313667329 is the 326464-th centered octagonal number.

It is an amenable number.

426313667329 is a deficient number, since it is larger than the sum of its proper divisors (42286936002).

426313667329 is an frugal number, since it uses more digits than its factorization.

426313667329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118736 (or 59368 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 52.

The spelling of 426313667329 in words is "four hundred twenty-six billion, three hundred thirteen million, six hundred sixty-seven thousand, three hundred twenty-nine".