13522621602 has 16 divisors (see below), whose sum is σ = 30908849472. Its totient is φ = 3863606160.

The previous prime is 13522621571. The next prime is 13522621603. The reversal of 13522621602 is 20612622531.

It is a super-2 number, since 2×13522621602² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13522621602.

It is not an unprimeable number, because it can be changed into a prime (13522621603) 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 7 ways as a sum of consecutive naturals, for example, 160983549 + ... + 160983632.

It is an arithmetic number, because the mean of its divisors is an integer number (1931803092).

Almost surely, 2^13522621602 is an apocalyptic number.

13522621602 is an abundant number, since it is smaller than the sum of its proper divisors (17386227870).

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

13522621602 is a wasteful number, since it uses less digits than its factorization.

13522621602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321967193.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 13522621602 in words is "thirteen billion, five hundred twenty-two million, six hundred twenty-one thousand, six hundred two".