2388989234655 has 20 divisors (see below), whose sum is σ = 4282484406552. Its totient is φ = 1274127591600.

The previous prime is 2388989234627. The next prime is 2388989234669. The reversal of 2388989234655 is 5564329898832.

2388989234655 is a `hidden beast` number, since 2 + 3 + 8 + 89 + 89 + 2 + 3 + 465 + 5 = 666.

It is not a de Polignac number, because 2388989234655 - 2⁵ = 2388989234623 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2949369021 + ... + 2949369830.

Almost surely, 2^{2388989234655} is an apocalyptic number.

2388989234655 is a deficient number, since it is larger than the sum of its proper divisors (1893495171897).

2388989234655 is an equidigital number, since it uses as much as digits as its factorization.

2388989234655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5898738868 (or 5898738859 counting only the distinct ones).

The product of its digits is 895795200, while the sum is 72.

The spelling of 2388989234655 in words is "two trillion, three hundred eighty-eight billion, nine hundred eighty-nine million, two hundred thirty-four thousand, six hundred fifty-five".