18653433144484 has 24 divisors (see below), whose sum is σ = 32683552832000. Its totient is φ = 9315276553440.

The previous prime is 18653433144449. The next prime is 18653433144497. The reversal of 18653433144484 is 48444133435681.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57670042 + ... + 57992590.

Almost surely, 2^{18653433144484} is an apocalyptic number.

It is an amenable number.

18653433144484 is a deficient number, since it is larger than the sum of its proper divisors (14030119687516).

18653433144484 is a wasteful number, since it uses less digits than its factorization.

18653433144484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340243 (or 340241 counting only the distinct ones).

The product of its digits is 53084160, while the sum is 58.

The spelling of 18653433144484 in words is "eighteen trillion, six hundred fifty-three billion, four hundred thirty-three million, one hundred forty-four thousand, four hundred eighty-four".