2423123985 has 64 divisors (see below), whose sum is σ = 4227842304. Its totient is φ = 1180262400.

The previous prime is 2423123957. The next prime is 2423123987. The reversal of 2423123985 is 5893213242.

It is not a de Polignac number, because 2423123985 - 2⁵ = 2423123953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2423123987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2372775 + ... + 2373795.

It is an arithmetic number, because the mean of its divisors is an integer number (66060036).

Almost surely, 2^2423123985 is an apocalyptic number.

It is an amenable number.

2423123985 is a deficient number, since it is larger than the sum of its proper divisors (1804718319).

2423123985 is a wasteful number, since it uses less digits than its factorization.

2423123985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314.

The product of its digits is 103680, while the sum is 39.

The square root of 2423123985 is about 49225.2372772341. The cubic root of 2423123985 is about 1343.1521516889.

The spelling of 2423123985 in words is "two billion, four hundred twenty-three million, one hundred twenty-three thousand, nine hundred eighty-five".