13621144522 has 8 divisors (see below), whose sum is σ = 20442195072. Its totient is φ = 6807079500.

The previous prime is 13621144519. The next prime is 13621144541. The reversal of 13621144522 is 22544112631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1741504 + ... + 1749307.

It is an arithmetic number, because the mean of its divisors is an integer number (2555274384).

Almost surely, 2^13621144522 is an apocalyptic number.

13621144522 is a deficient number, since it is larger than the sum of its proper divisors (6821050550).

13621144522 is a wasteful number, since it uses less digits than its factorization.

13621144522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3492764.

The product of its digits is 11520, while the sum is 31.

The spelling of 13621144522 in words is "thirteen billion, six hundred twenty-one million, one hundred forty-four thousand, five hundred twenty-two".