2665242342033 has 16 divisors (see below), whose sum is σ = 3566863892160. Its totient is φ = 1770230791616.

The previous prime is 2665242342023. The next prime is 2665242342109. The reversal of 2665242342033 is 3302432425662.

It is a cyclic number.

It is not a de Polignac number, because 2665242342033 - 2⁵ = 2665242342001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2665242342013) 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, 915283 + ... + 2483591.

It is an arithmetic number, because the mean of its divisors is an integer number (222928993260).

Almost surely, 2^{2665242342033} is an apocalyptic number.

It is an amenable number.

2665242342033 is a deficient number, since it is larger than the sum of its proper divisors (901621550127).

2665242342033 is a wasteful number, since it uses less digits than its factorization.

2665242342033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570416.

The product of its (nonzero) digits is 1244160, while the sum is 42.

Adding to 2665242342033 its reverse (3302432425662), we get a palindrome (5967674767695).

The spelling of 2665242342033 in words is "two trillion, six hundred sixty-five billion, two hundred forty-two million, three hundred forty-two thousand, thirty-three".