2166034424033 has 4 divisors (see below), whose sum is σ = 2293448213700. Its totient is φ = 2038620634368.

The previous prime is 2166034424017. The next prime is 2166034424039. The reversal of 2166034424033 is 3304244306612.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1905330233569 + 260704190464 = 1380337^2 + 510592^2 .

It is a cyclic number.

It is not a de Polignac number, because 2166034424033 - 2⁴ = 2166034424017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2166034424039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63706894808 + ... + 63706894841.

It is an arithmetic number, because the mean of its divisors is an integer number (573362053425).

Almost surely, 2^{2166034424033} is an apocalyptic number.

It is an amenable number.

2166034424033 is a deficient number, since it is larger than the sum of its proper divisors (127413789667).

2166034424033 is a wasteful number, since it uses less digits than its factorization.

2166034424033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127413789666.

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 2166034424033 in words is "two trillion, one hundred sixty-six billion, thirty-four million, four hundred twenty-four thousand, thirty-three".