264294876715 has 4 divisors (see below), whose sum is σ = 317153852064. Its totient is φ = 211435901368.

The previous prime is 264294876647. The next prime is 264294876719. The reversal of 264294876715 is 517678492462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264294876715 - 2¹⁷ = 264294745643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264294876719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26429487667 + ... + 26429487676.

It is an arithmetic number, because the mean of its divisors is an integer number (79288463016).

Almost surely, 2^264294876715 is an apocalyptic number.

264294876715 is a deficient number, since it is larger than the sum of its proper divisors (52858975349).

264294876715 is an equidigital number, since it uses as much as digits as its factorization.

264294876715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52858975348.

The product of its digits is 40642560, while the sum is 61.

The spelling of 264294876715 in words is "two hundred sixty-four billion, two hundred ninety-four million, eight hundred seventy-six thousand, seven hundred fifteen".