18856292848888 has 16 divisors (see below), whose sum is σ = 38569689918360. Its totient is φ = 8571042204000.

The previous prime is 18856292848871. The next prime is 18856292848907. The reversal of 18856292848888 is 88884829265881.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 107138027463 + ... + 107138027638.

Almost surely, 2^{18856292848888} is an apocalyptic number.

It is an amenable number.

18856292848888 is an abundant number, since it is smaller than the sum of its proper divisors (19713397069472).

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

18856292848888 is a wasteful number, since it uses less digits than its factorization.

18856292848888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214276055118 (or 214276055114 counting only the distinct ones).

The product of its digits is 9059696640, while the sum is 85.

The spelling of 18856292848888 in words is "eighteen trillion, eight hundred fifty-six billion, two hundred ninety-two million, eight hundred forty-eight thousand, eight hundred eighty-eight".