25552025503 has 8 divisors (see below), whose sum is σ = 25669461168. Its totient is φ = 25434633024.

The previous prime is 25552025489. The next prime is 25552025537. The reversal of 25552025503 is 30552025552.

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 25552025503 - 2⁹ = 25552024991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25552625503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2135325 + ... + 2147257.

It is an arithmetic number, because the mean of its divisors is an integer number (3208682646).

Almost surely, 2^25552025503 is an apocalyptic number.

25552025503 is a deficient number, since it is larger than the sum of its proper divisors (117435665).

25552025503 is a wasteful number, since it uses less digits than its factorization.

25552025503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21593.

The product of its (nonzero) digits is 75000, while the sum is 34.

The spelling of 25552025503 in words is "twenty-five billion, five hundred fifty-two million, twenty-five thousand, five hundred three".