13898007522 has 48 divisors (see below), whose sum is σ = 34420681152. Its totient is φ = 3970101600.

The previous prime is 13898007499. The next prime is 13898007527. The reversal of 13898007522 is 22570089831.

It is a happy number.

13898007522 is a `hidden beast` number, since 1 + 38 + 98 + 0 + 0 + 7 + 522 = 666.

13898007522 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 2×13898007522² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13898007527) 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 23 ways as a sum of consecutive naturals, for example, 1235628 + ... + 1246824.

It is an arithmetic number, because the mean of its divisors is an integer number (717097524).

Almost surely, 2^13898007522 is an apocalyptic number.

13898007522 is an abundant number, since it is smaller than the sum of its proper divisors (20522673630).

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

13898007522 is a wasteful number, since it uses less digits than its factorization.

13898007522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21063 (or 21060 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 13898007522 in words is "thirteen billion, eight hundred ninety-eight million, seven thousand, five hundred twenty-two".