2166410662 has 24 divisors (see below), whose sum is σ = 3526424640. Its totient is φ = 997719840.

The previous prime is 2166410633. The next prime is 2166410671. The reversal of 2166410662 is 2660146612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155212 + ... + 168592.

It is an arithmetic number, because the mean of its divisors is an integer number (146934360).

Almost surely, 2^2166410662 is an apocalyptic number.

2166410662 is a deficient number, since it is larger than the sum of its proper divisors (1360013978).

2166410662 is a wasteful number, since it uses less digits than its factorization.

2166410662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13888 (or 13875 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 2166410662 is about 46544.7168000838. The cubic root of 2166410662 is about 1293.9383799003.

The spelling of 2166410662 in words is "two billion, one hundred sixty-six million, four hundred ten thousand, six hundred sixty-two".