2166662114626 has 32 divisors (see below), whose sum is σ = 3304221782400. Its totient is φ = 1065445488000.

The previous prime is 2166662114579. The next prime is 2166662114629. The reversal of 2166662114626 is 6264112666612.

It is a self number, because there is not a number n which added to its sum of digits gives 2166662114626.

It is not an unprimeable number, because it can be changed into a prime (2166662114629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13735966 + ... + 13892806.

It is an arithmetic number, because the mean of its divisors is an integer number (103256930700).

Almost surely, 2^{2166662114626} is an apocalyptic number.

2166662114626 is a deficient number, since it is larger than the sum of its proper divisors (1137559667774).

2166662114626 is a wasteful number, since it uses less digits than its factorization.

2166662114626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157450.

The product of its digits is 1492992, while the sum is 49.

The spelling of 2166662114626 in words is "two trillion, one hundred sixty-six billion, six hundred sixty-two million, one hundred fourteen thousand, six hundred twenty-six".