25525256053 has 8 divisors (see below), whose sum is σ = 28198212480. Its totient is φ = 22911046080.

The previous prime is 25525256021. The next prime is 25525256063. The reversal of 25525256053 is 35065252552.

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 25525256053 - 2⁵ = 25525256021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25525255997 and 25525256015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25525256063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14685700 + ... + 14687437.

It is an arithmetic number, because the mean of its divisors is an integer number (3524776560).

Almost surely, 2^25525256053 is an apocalyptic number.

It is an amenable number.

25525256053 is a deficient number, since it is larger than the sum of its proper divisors (2672956427).

25525256053 is a wasteful number, since it uses less digits than its factorization.

25525256053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29373227.

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 25525256053 in words is "twenty-five billion, five hundred twenty-five million, two hundred fifty-six thousand, fifty-three".