13512022464 has 56 divisors (see below), whose sum is σ = 35819443728. Its totient is φ = 4495329280.

The previous prime is 13512022457. The next prime is 13512022547. The reversal of 13512022464 is 46422021531.

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 7 ways as a sum of consecutive naturals, for example, 32494 + ... + 167570.

Almost surely, 2^13512022464 is an apocalyptic number.

It is an amenable number.

13512022464 is an abundant number, since it is smaller than the sum of its proper divisors (22307421264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13512022464 is a wasteful number, since it uses less digits than its factorization.

13512022464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135613 (or 135603 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 13512022464 its reverse (46422021531), we get a palindrome (59934043995).

The spelling of 13512022464 in words is "thirteen billion, five hundred twelve million, twenty-two thousand, four hundred sixty-four".