2500256803 has 8 divisors (see below), whose sum is σ = 2745860400. Its totient is φ = 2257704480.

The previous prime is 2500256783. The next prime is 2500256807. The reversal of 2500256803 is 3086520052.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2500256803 - 2¹⁷ = 2500125731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2500256807) 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 7 ways as a sum of consecutive naturals, for example, 761100 + ... + 764377.

It is an arithmetic number, because the mean of its divisors is an integer number (343232550).

Almost surely, 2^2500256803 is an apocalyptic number.

2500256803 is a deficient number, since it is larger than the sum of its proper divisors (245603597).

2500256803 is a wasteful number, since it uses less digits than its factorization.

2500256803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525637.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 2500256803 is about 50002.5679640556. The cubic root of 2500256803 is about 1357.2552780788.

Adding to 2500256803 its reverse (3086520052), we get a palindrome (5586776855).

The spelling of 2500256803 in words is "two billion, five hundred million, two hundred fifty-six thousand, eight hundred three".