30105666055443 has 12 divisors (see below), whose sum is σ = 44121802594184. Its totient is φ = 18245858215200.

The previous prime is 30105666055331. The next prime is 30105666055469. The reversal of 30105666055443 is 34455066650103.

It is not a de Polignac number, because 30105666055443 - 2²⁸ = 30105397619987 is a prime.

It is a super-2 number, since 2×30105666055443² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30105666055392 and 30105666055401.

It is not an unprimeable number, because it can be changed into a prime (30105666055643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41467859218 + ... + 41467859943.

Almost surely, 2^{30105666055443} is an apocalyptic number.

30105666055443 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

30105666055443 is a deficient number, since it is larger than the sum of its proper divisors (14016136538741).

30105666055443 is a wasteful number, since it uses less digits than its factorization.

30105666055443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82935719186 (or 82935719175 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 30105666055443 in words is "thirty trillion, one hundred five billion, six hundred sixty-six million, fifty-five thousand, four hundred forty-three".