2456428775 has 12 divisors (see below), whose sum is σ = 3206286600. Its totient is φ = 1861714080.

The previous prime is 2456428771. The next prime is 2456428781. The reversal of 2456428775 is 5778246542.

It is not a de Polignac number, because 2456428775 - 2² = 2456428771 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2456428771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2585240 + ... + 2586189.

It is an arithmetic number, because the mean of its divisors is an integer number (267190550).

Almost surely, 2^2456428775 is an apocalyptic number.

2456428775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2456428775 is a deficient number, since it is larger than the sum of its proper divisors (749857825).

2456428775 is a wasteful number, since it uses less digits than its factorization.

2456428775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5171458 (or 5171453 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 50.

The square root of 2456428775 is about 49562.3725723456. The cubic root of 2456428775 is about 1349.2778533734.

The spelling of 2456428775 in words is "two billion, four hundred fifty-six million, four hundred twenty-eight thousand, seven hundred seventy-five".