25525502755 has 8 divisors (see below), whose sum is σ = 30639484512. Its totient is φ = 20414481408.

The previous prime is 25525502731. The next prime is 25525502767. The reversal of 25525502755 is 55720552552.

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 25525502755 - 2³¹ = 23378019107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721087 + ... + 755656.

It is an arithmetic number, because the mean of its divisors is an integer number (3829935564).

Almost surely, 2^25525502755 is an apocalyptic number.

25525502755 is a deficient number, since it is larger than the sum of its proper divisors (5113981757).

25525502755 is a wasteful number, since it uses less digits than its factorization.

25525502755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480205.

The product of its (nonzero) digits is 875000, while the sum is 43.

The spelling of 25525502755 in words is "twenty-five billion, five hundred twenty-five million, five hundred two thousand, seven hundred fifty-five".