2442765123 has 24 divisors (see below), whose sum is σ = 3634358000. Its totient is φ = 1579881024.

The previous prime is 2442765103. The next prime is 2442765133. The reversal of 2442765123 is 3215672442.

It is not a de Polignac number, because 2442765123 - 2¹³ = 2442756931 is a prime.

It is a super-2 number, since 2×2442765123² = 11934202892290410258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442765103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105708 + ... + 126726.

Almost surely, 2^2442765123 is an apocalyptic number.

2442765123 is a deficient number, since it is larger than the sum of its proper divisors (1191592877).

2442765123 is a wasteful number, since it uses less digits than its factorization.

2442765123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21411 (or 21408 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 2442765123 is about 49424.3373551937. The cubic root of 2442765123 is about 1346.7714570682.

The spelling of 2442765123 in words is "two billion, four hundred forty-two million, seven hundred sixty-five thousand, one hundred twenty-three".