264163887913 has 4 divisors (see below), whose sum is σ = 275649274368. Its totient is φ = 252678501460.

The previous prime is 264163887853. The next prime is 264163887917. The reversal of 264163887913 is 319788361462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 264163887913 - 2³³ = 255573953321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264163887917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5742693193 + ... + 5742693238.

It is an arithmetic number, because the mean of its divisors is an integer number (68912318592).

Almost surely, 2^264163887913 is an apocalyptic number.

264163887913 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

264163887913 is a deficient number, since it is larger than the sum of its proper divisors (11485386455).

264163887913 is a wasteful number, since it uses less digits than its factorization.

264163887913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11485386454.

The product of its digits is 10450944, while the sum is 58.

The spelling of 264163887913 in words is "two hundred sixty-four billion, one hundred sixty-three million, eight hundred eighty-seven thousand, nine hundred thirteen".