2116442166306 has 64 divisors (see below), whose sum is σ = 5036491208448. Its totient is φ = 586258219008.

The previous prime is 2116442166277. The next prime is 2116442166313. The reversal of 2116442166306 is 6036612446112.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34667551 + ... + 34728546.

It is an arithmetic number, because the mean of its divisors is an integer number (78695175132).

Almost surely, 2^{2116442166306} is an apocalyptic number.

2116442166306 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2116442166306 is an abundant number, since it is smaller than the sum of its proper divisors (2920049042142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2116442166306 is a wasteful number, since it uses less digits than its factorization.

2116442166306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69396155.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 2116442166306 in words is "two trillion, one hundred sixteen billion, four hundred forty-two million, one hundred sixty-six thousand, three hundred six".