2144976888 has 32 divisors (see below), whose sum is σ = 5364363600. Its totient is φ = 714736128.

The previous prime is 2144976871. The next prime is 2144976901. The reversal of 2144976888 is 8886794412.

It is a congruent number.

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, 59670 + ... + 88602.

Almost surely, 2^2144976888 is an apocalyptic number.

It is an amenable number.

2144976888 is an abundant number, since it is smaller than the sum of its proper divisors (3219386712).

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

2144976888 is a wasteful number, since it uses less digits than its factorization.

2144976888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32031 (or 32027 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 57.

The square root of 2144976888 is about 46313.8951935594. The cubic root of 2144976888 is about 1289.6569582413.

The spelling of 2144976888 in words is "two billion, one hundred forty-four million, nine hundred seventy-six thousand, eight hundred eighty-eight".