2166516658102 has 8 divisors (see below), whose sum is σ = 3249799028136. Its totient is φ = 1083250315392.

The previous prime is 2166516658093. The next prime is 2166516658133. The reversal of 2166516658102 is 2018566156612.

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, 3662988 + ... + 4213135.

It is an arithmetic number, because the mean of its divisors is an integer number (406224878517).

Almost surely, 2^{2166516658102} is an apocalyptic number.

2166516658102 is a deficient number, since it is larger than the sum of its proper divisors (1083282370034).

2166516658102 is a wasteful number, since it uses less digits than its factorization.

2166516658102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8013662.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The spelling of 2166516658102 in words is "two trillion, one hundred sixty-six billion, five hundred sixteen million, six hundred fifty-eight thousand, one hundred two".