25525003055 has 4 divisors (see below), whose sum is σ = 30630003672. Its totient is φ = 20420002440.

The previous prime is 25525003019. The next prime is 25525003061. The reversal of 25525003055 is 55030052552.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-25525003055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552500301 + ... + 2552500310.

It is an arithmetic number, because the mean of its divisors is an integer number (7657500918).

Almost surely, 2^25525003055 is an apocalyptic number.

25525003055 is a deficient number, since it is larger than the sum of its proper divisors (5105000617).

25525003055 is an equidigital number, since it uses as much as digits as its factorization.

25525003055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105000616.

The product of its (nonzero) digits is 37500, while the sum is 32.

The spelling of 25525003055 in words is "twenty-five billion, five hundred twenty-five million, three thousand, fifty-five".