2166412206413 has 32 divisors (see below), whose sum is σ = 2753515118592. Its totient is φ = 1658098123200.

The previous prime is 2166412206407. The next prime is 2166412206419. The reversal of 2166412206413 is 3146022146612.

It is an interprime number because it is at equal distance from previous prime (2166412206407) and next prime (2166412206419).

It is a cyclic number.

It is not a de Polignac number, because 2166412206413 - 2¹⁴ = 2166412190029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2166412206419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6642170 + ... + 6960692.

It is an arithmetic number, because the mean of its divisors is an integer number (86047347456).

Almost surely, 2^{2166412206413} is an apocalyptic number.

It is an amenable number.

2166412206413 is a deficient number, since it is larger than the sum of its proper divisors (587102912179).

2166412206413 is a wasteful number, since it uses less digits than its factorization.

2166412206413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320985.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 2166412206413 in words is "two trillion, one hundred sixty-six billion, four hundred twelve million, two hundred six thousand, four hundred thirteen".