13642425522 has 24 divisors (see below), whose sum is σ = 32245733520. Its totient is φ = 4134068280.

The previous prime is 13642425521. The next prime is 13642425553. The reversal of 13642425522 is 22552424631.

13642425522 is a `hidden beast` number, since 1 + 3 + 64 + 2 + 42 + 552 + 2 = 666.

13642425522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13642425522² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13642425521) 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 11 ways as a sum of consecutive naturals, for example, 34450372 + ... + 34450767.

It is an arithmetic number, because the mean of its divisors is an integer number (1343572230).

Almost surely, 2^13642425522 is an apocalyptic number.

13642425522 is an abundant number, since it is smaller than the sum of its proper divisors (18603307998).

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

13642425522 is a wasteful number, since it uses less digits than its factorization.

13642425522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68901158 (or 68901155 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The spelling of 13642425522 in words is "thirteen billion, six hundred forty-two million, four hundred twenty-five thousand, five hundred twenty-two".