25356132055 has 4 divisors (see below), whose sum is σ = 30427358472. Its totient is φ = 20284905640.

The previous prime is 25356132047. The next prime is 25356132071. The reversal of 25356132055 is 55023165352.

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

It is not a de Polignac number, because 25356132055 - 2³ = 25356132047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2535613201 + ... + 2535613210.

It is an arithmetic number, because the mean of its divisors is an integer number (7606839618).

Almost surely, 2^25356132055 is an apocalyptic number.

25356132055 is a deficient number, since it is larger than the sum of its proper divisors (5071226417).

25356132055 is an equidigital number, since it uses as much as digits as its factorization.

25356132055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071226416.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 25356132055 in words is "twenty-five billion, three hundred fifty-six million, one hundred thirty-two thousand, fifty-five".