13222567915 has 8 divisors (see below), whose sum is σ = 15869292768. Its totient is φ = 10576580160.

The previous prime is 13222567903. The next prime is 13222567961. The reversal of 13222567915 is 51976522231.

It is a happy number.

13222567915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13222567915 - 2²¹ = 13220470763 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 144007 + ... + 217216.

It is an arithmetic number, because the mean of its divisors is an integer number (1983661596).

Almost surely, 2^13222567915 is an apocalyptic number.

13222567915 is a deficient number, since it is larger than the sum of its proper divisors (2646724853).

13222567915 is an equidigital number, since it uses as much as digits as its factorization.

13222567915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368549.

The product of its digits is 226800, while the sum is 43.

The spelling of 13222567915 in words is "thirteen billion, two hundred twenty-two million, five hundred sixty-seven thousand, nine hundred fifteen".