2506258402 has 8 divisors (see below), whose sum is σ = 3763029996. Its totient is φ = 1251915072.

The previous prime is 2506258399. The next prime is 2506258427. The reversal of 2506258402 is 2048526052.

It can be written as a sum of positive squares in 2 ways, for example, as 1723993441 + 782264961 = 41521^2 + 27969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 604483 + ... + 608614.

Almost surely, 2^2506258402 is an apocalyptic number.

2506258402 is a deficient number, since it is larger than the sum of its proper divisors (1256771594).

2506258402 is a wasteful number, since it uses less digits than its factorization.

2506258402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214132.

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 2506258402 is about 50062.5449013531. The cubic root of 2506258402 is about 1358.3403923437.

The spelling of 2506258402 in words is "two billion, five hundred six million, two hundred fifty-eight thousand, four hundred two".