264373873929 has 27 divisors (see below), whose sum is σ = 419772054247. Its totient is φ = 160216306800.

The previous prime is 264373873921. The next prime is 264373873937. The reversal of 264373873929 is 929378373462.

The square root of 264373873929 is 514173.

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

It is an interprime number because it is at equal distance from previous prime (264373873921) and next prime (264373873937).

It can be written as a sum of positive squares in only one way, i.e., 80898718329 + 183475155600 = 284427^2 + 428340^2 .

It is not a de Polignac number, because 264373873929 - 2³ = 264373873921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264373873921) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 16959919 + ... + 16975499.

Almost surely, 2^264373873929 is an apocalyptic number.

264373873929 is the 514173-rd square number.

264373873929 is the 257087-th centered octagonal number.

It is an amenable number.

264373873929 is a deficient number, since it is larger than the sum of its proper divisors (155398180318).

264373873929 is an frugal number, since it uses more digits than its factorization.

264373873929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31190 (or 15595 counting only the distinct ones).

The product of its digits is 82301184, while the sum is 63.

The spelling of 264373873929 in words is "two hundred sixty-four billion, three hundred seventy-three million, eight hundred seventy-three thousand, nine hundred twenty-nine".