264929472369 has 9 divisors (see below), whose sum is σ = 382678134969. Its totient is φ = 176618618820.

The previous prime is 264929472347. The next prime is 264929472371. The reversal of 264929472369 is 963274929462.

The square root of 264929472369 is 514713.

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

264929472369 is a `hidden beast` number, since 26 + 492 + 9 + 47 + 23 + 69 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 264929472369 - 2⁵ = 264929472337 is a prime.

It is a super-2 number, since 2×264929472369² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (264929472389) 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, 1458354 + ... + 1629924.

Almost surely, 2^264929472369 is an apocalyptic number.

264929472369 is the 514713-rd square number.

264929472369 is the 257357-th centered octagonal number.

It is an amenable number.

264929472369 is a deficient number, since it is larger than the sum of its proper divisors (117748662600).

264929472369 is an frugal number, since it uses more digits than its factorization.

264929472369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343148 (or 171574 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 63.

The spelling of 264929472369 in words is "two hundred sixty-four billion, nine hundred twenty-nine million, four hundred seventy-two thousand, three hundred sixty-nine".