264129564909 has 32 divisors (see below), whose sum is σ = 403518606336. Its totient is φ = 150543146880.

The previous prime is 264129564901. The next prime is 264129564913. The reversal of 264129564909 is 909465921462.

It is not a de Polignac number, because 264129564909 - 2³ = 264129564901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264129564901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45016594 + ... + 45022460.

It is an arithmetic number, because the mean of its divisors is an integer number (12609956448).

Almost surely, 2^264129564909 is an apocalyptic number.

It is an amenable number.

264129564909 is a deficient number, since it is larger than the sum of its proper divisors (139389041427).

264129564909 is a wasteful number, since it uses less digits than its factorization.

264129564909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11025.

The product of its (nonzero) digits is 8398080, while the sum is 57.

The spelling of 264129564909 in words is "two hundred sixty-four billion, one hundred twenty-nine million, five hundred sixty-four thousand, nine hundred nine".