2576278425 has 48 divisors (see below), whose sum is σ = 4873656320. Its totient is φ = 1176344640.

The previous prime is 2576278409. The next prime is 2576278427. The reversal of 2576278425 is 5248726752.

It is not a de Polignac number, because 2576278425 - 2⁴ = 2576278409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2576278427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 543114 + ... + 547836.

Almost surely, 2^2576278425 is an apocalyptic number.

2576278425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2576278425 is a deficient number, since it is larger than the sum of its proper divisors (2297377895).

2576278425 is a wasteful number, since it uses less digits than its factorization.

2576278425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5782 (or 5777 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 48.

The square root of 2576278425 is about 50757.0529581850. The cubic root of 2576278425 is about 1370.8741867724.

The spelling of 2576278425 in words is "two billion, five hundred seventy-six million, two hundred seventy-eight thousand, four hundred twenty-five".