2166277766062 has 16 divisors (see below), whose sum is σ = 3453946207200. Its totient is φ = 1015458193408.

The previous prime is 2166277766033. The next prime is 2166277766069. The reversal of 2166277766062 is 2606677726612.

It is a junction number, because it is equal to n+sod(n) for n = 2166277765988 and 2166277766006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2166277766069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123948562 + ... + 123966037.

It is an arithmetic number, because the mean of its divisors is an integer number (215871637950).

Almost surely, 2^{2166277766062} is an apocalyptic number.

2166277766062 is a deficient number, since it is larger than the sum of its proper divisors (1287668441138).

2166277766062 is a wasteful number, since it uses less digits than its factorization.

2166277766062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247914875.

The product of its (nonzero) digits is 21337344, while the sum is 58.

The spelling of 2166277766062 in words is "two trillion, one hundred sixty-six billion, two hundred seventy-seven million, seven hundred sixty-six thousand, sixty-two".