2023166655545 has 32 divisors (see below), whose sum is σ = 2975768513280. Its totient is φ = 1289499644160.

The previous prime is 2023166655527. The next prime is 2023166655599. The reversal of 2023166655545 is 5455566613202.

It is not a de Polignac number, because 2023166655545 - 2¹⁰ = 2023166654521 is a prime.

It is a super-2 number, since 2×2023166655545² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2023166655493 and 2023166655502.

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, 28666226 + ... + 28736715.

It is an arithmetic number, because the mean of its divisors is an integer number (92992766040).

Almost surely, 2^{2023166655545} is an apocalyptic number.

It is an amenable number.

2023166655545 is a deficient number, since it is larger than the sum of its proper divisors (952601857735).

2023166655545 is a wasteful number, since it uses less digits than its factorization.

2023166655545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57403025.

The product of its (nonzero) digits is 6480000, while the sum is 50.

The spelling of 2023166655545 in words is "two trillion, twenty-three billion, one hundred sixty-six million, six hundred fifty-five thousand, five hundred forty-five".