2123748682 has 48 divisors (see below), whose sum is σ = 3643782912. Its totient is φ = 926640000.

The previous prime is 2123748661. The next prime is 2123748689. The reversal of 2123748682 is 2868473212.

It is not an unprimeable number, because it can be changed into a prime (2123748689) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 981682 + ... + 983842.

It is an arithmetic number, because the mean of its divisors is an integer number (75912144).

Almost surely, 2^2123748682 is an apocalyptic number.

2123748682 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2123748682 is a deficient number, since it is larger than the sum of its proper divisors (1520034230).

2123748682 is a wasteful number, since it uses less digits than its factorization.

2123748682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2336 counting only the distinct ones).

The product of its digits is 258048, while the sum is 43.

The square root of 2123748682 is about 46084.1478384921. The cubic root of 2123748682 is about 1285.3883935495.

The spelling of 2123748682 in words is "two billion, one hundred twenty-three million, seven hundred forty-eight thousand, six hundred eighty-two".