2166112502 has 8 divisors (see below), whose sum is σ = 3293678136. Its totient is φ = 1068219792.

The previous prime is 2166112493. The next prime is 2166112519. The reversal of 2166112502 is 2052116612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 7418048 + ... + 7418339.

It is an arithmetic number, because the mean of its divisors is an integer number (411709767).

Almost surely, 2^2166112502 is an apocalyptic number.

2166112502 is a deficient number, since it is larger than the sum of its proper divisors (1127565634).

2166112502 is a wasteful number, since it uses less digits than its factorization.

2166112502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14836462.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 2166112502 is about 46541.5137484805. The cubic root of 2166112502 is about 1293.8790162141.

The spelling of 2166112502 in words is "two billion, one hundred sixty-six million, one hundred twelve thousand, five hundred two".