13425377522 has 6 divisors (see below), whose sum is σ = 20138312079. Its totient is φ = 6712606830.

The previous prime is 13425377521. The next prime is 13425377527. The reversal of 13425377522 is 22577352431.

It can be written as a sum of positive squares in only one way, i.e., 6712688761 + 6712688761 = 81931^2 + 81931^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=81931.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13425377522.

It is not an unprimeable number, because it can be changed into a prime (13425377521) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 122897 + ... + 204827.

Almost surely, 2^13425377522 is an apocalyptic number.

13425377522 is a deficient number, since it is larger than the sum of its proper divisors (6712934557).

13425377522 is an frugal number, since it uses more digits than its factorization.

13425377522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163864 (or 81933 counting only the distinct ones).

The product of its digits is 352800, while the sum is 41.

The spelling of 13425377522 in words is "thirteen billion, four hundred twenty-five million, three hundred seventy-seven thousand, five hundred twenty-two".