264336015213263 has 4 divisors (see below), whose sum is σ = 302098303100880. Its totient is φ = 226573727325648.

The previous prime is 264336015213239. The next prime is 264336015213269. The reversal of 264336015213263 is 362312510633462.

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 264336015213263 - 2²⁸ = 264335746777807 is a prime.

It is a super-2 number, since 2×264336015213263² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264336015213269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18881143943798 + ... + 18881143943811.

It is an arithmetic number, because the mean of its divisors is an integer number (75524575775220).

Almost surely, 2^{264336015213263} is an apocalyptic number.

264336015213263 is a deficient number, since it is larger than the sum of its proper divisors (37762287887617).

264336015213263 is an equidigital number, since it uses as much as digits as its factorization.

264336015213263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37762287887616.

The product of its (nonzero) digits is 2799360, while the sum is 47.

The spelling of 264336015213263 in words is "two hundred sixty-four trillion, three hundred thirty-six billion, fifteen million, two hundred thirteen thousand, two hundred sixty-three".