13622661436 has 24 divisors (see below), whose sum is σ = 24089960160. Its totient is φ = 6739896000.

The previous prime is 13622661431. The next prime is 13622661457. The reversal of 13622661436 is 63416622631.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13622661431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 742785 + ... + 760903.

It is an arithmetic number, because the mean of its divisors is an integer number (1003748340).

Almost surely, 2^13622661436 is an apocalyptic number.

It is an amenable number.

13622661436 is a deficient number, since it is larger than the sum of its proper divisors (10467298724).

13622661436 is a wasteful number, since it uses less digits than its factorization.

13622661436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20085 (or 20083 counting only the distinct ones).

The product of its digits is 186624, while the sum is 40.

The spelling of 13622661436 in words is "thirteen billion, six hundred twenty-two million, six hundred sixty-one thousand, four hundred thirty-six".