2113895668 has 24 divisors (see below), whose sum is σ = 3930800832. Its totient is φ = 991250304.

The previous prime is 2113895657. The next prime is 2113895701. The reversal of 2113895668 is 8665983112.

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, 35680 + ... + 74167.

It is an arithmetic number, because the mean of its divisors is an integer number (163783368).

Almost surely, 2^2113895668 is an apocalyptic number.

It is an amenable number.

2113895668 is a deficient number, since it is larger than the sum of its proper divisors (1816905164).

2113895668 is a wasteful number, since it uses less digits than its factorization.

2113895668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110151 (or 110149 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The square root of 2113895668 is about 45977.1211364957. The cubic root of 2113895668 is about 1283.3974821179.

The spelling of 2113895668 in words is "two billion, one hundred thirteen million, eight hundred ninety-five thousand, six hundred sixty-eight".