13662224156 has 12 divisors (see below), whose sum is σ = 27324448368. Its totient is φ = 5855238912.

The previous prime is 13662224153. The next prime is 13662224167. The reversal of 13662224156 is 65142226631.

13662224156 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13662224153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243968261 + ... + 243968316.

It is an arithmetic number, because the mean of its divisors is an integer number (2277037364).

Almost surely, 2^13662224156 is an apocalyptic number.

It is an amenable number.

13662224156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13662224156 is a wasteful number, since it uses less digits than its factorization.

13662224156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487936588 (or 487936586 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The spelling of 13662224156 in words is "thirteen billion, six hundred sixty-two million, two hundred twenty-four thousand, one hundred fifty-six".