13022332645 has 16 divisors (see below), whose sum is σ = 17903755008. Its totient is φ = 8907321600.

The previous prime is 13022332573. The next prime is 13022332703. The reversal of 13022332645 is 54623322031.

It is not a de Polignac number, because 13022332645 - 2²¹ = 13020235493 is a prime.

It is a super-2 number, since 2×13022332645² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449889 + ... + 477958.

It is an arithmetic number, because the mean of its divisors is an integer number (1118984688).

Almost surely, 2^13022332645 is an apocalyptic number.

It is an amenable number.

13022332645 is a deficient number, since it is larger than the sum of its proper divisors (4881422363).

13022332645 is an equidigital number, since it uses as much as digits as its factorization.

13022332645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928260.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 13022332645 its reverse (54623322031), we get a palindrome (67645654676).

The spelling of 13022332645 in words is "thirteen billion, twenty-two million, three hundred thirty-two thousand, six hundred forty-five".