264775080969 has 81 divisors (see below), whose sum is σ = 451060591527. Its totient is φ = 149231503008.

The previous prime is 264775080877. The next prime is 264775080979. The reversal of 264775080969 is 969080577462.

The square root of 264775080969 is 514563.

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

264775080969 is a `hidden beast` number, since 2 + 64 + 7 + 7 + 508 + 0 + 9 + 69 = 666.

264775080969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 246598648569 + 18176432400 = 496587^2 + 134820^2 .

It is not a de Polignac number, because 264775080969 - 2²⁵ = 264741526537 is a prime.

It is a super-2 number, since 2×264775080969² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (264775080979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1156222947 + ... + 1156223175.

Almost surely, 2^264775080969 is an apocalyptic number.

264775080969 is the 514563-rd square number.

264775080969 is the 257282-nd centered octagonal number.

It is an amenable number.

264775080969 is a deficient number, since it is larger than the sum of its proper divisors (186285510558).

264775080969 is an equidigital number, since it uses as much as digits as its factorization.

264775080969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 264775080969 in words is "two hundred sixty-four billion, seven hundred seventy-five million, eighty thousand, nine hundred sixty-nine".