2023166655615 has 32 divisors (see below), whose sum is σ = 3827073876480. Its totient is φ = 892983901824.

The previous prime is 2023166655599. The next prime is 2023166655617. The reversal of 2023166655615 is 5165566613202.

It is not a de Polignac number, because 2023166655615 - 2⁴ = 2023166655599 is a prime.

It is a super-2 number, since 2×2023166655615² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023166655617) 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 31 ways as a sum of consecutive naturals, for example, 332208229 + ... + 332214318.

It is an arithmetic number, because the mean of its divisors is an integer number (119596058640).

Almost surely, 2^{2023166655615} is an apocalyptic number.

2023166655615 is a deficient number, since it is larger than the sum of its proper divisors (1803907220865).

2023166655615 is a wasteful number, since it uses less digits than its factorization.

2023166655615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664422591.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 2023166655615 in words is "two trillion, twenty-three billion, one hundred sixty-six million, six hundred fifty-five thousand, six hundred fifteen".