25228445803 has 16 divisors (see below), whose sum is σ = 29969452800. Its totient is φ = 20978606880.

The previous prime is 25228445777. The next prime is 25228445807. The reversal of 25228445803 is 30854482252.

It is not a de Polignac number, because 25228445803 - 2⁵ = 25228445771 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25228445803.

It is not an unprimeable number, because it can be changed into a prime (25228445807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2075151 + ... + 2087272.

It is an arithmetic number, because the mean of its divisors is an integer number (1873090800).

Almost surely, 2^25228445803 is an apocalyptic number.

25228445803 is a deficient number, since it is larger than the sum of its proper divisors (4741006997).

25228445803 is a wasteful number, since it uses less digits than its factorization.

25228445803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162482.

The product of its (nonzero) digits is 614400, while the sum is 43.

The spelling of 25228445803 in words is "twenty-five billion, two hundred twenty-eight million, four hundred forty-five thousand, eight hundred three".