2126931344 has 20 divisors (see below), whose sum is σ = 4125634380. Its totient is φ = 1062251520.

The previous prime is 2126931337. The next prime is 2126931379. The reversal of 2126931344 is 4431396212.

It can be written as a sum of positive squares in 2 ways, for example, as 420250000 + 1706681344 = 20500^2 + 41312^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61349 + ... + 89540.

It is an arithmetic number, because the mean of its divisors is an integer number (206281719).

Almost surely, 2^2126931344 is an apocalyptic number.

It is an amenable number.

2126931344 is a deficient number, since it is larger than the sum of its proper divisors (1998703036).

2126931344 is a wasteful number, since it uses less digits than its factorization.

2126931344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151778 (or 151772 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 2126931344 is about 46118.6658957086. The cubic root of 2126931344 is about 1286.0301698816.

The spelling of 2126931344 in words is "two billion, one hundred twenty-six million, nine hundred thirty-one thousand, three hundred forty-four".