25550052530555 has 16 divisors (see below), whose sum is σ = 35059420594944. Its totient is φ = 17510361744480.

The previous prime is 25550052530543. The next prime is 25550052530623. The reversal of 25550052530555 is 55503525005552.

It is not a de Polignac number, because 25550052530555 - 2¹⁶ = 25550052465019 is a prime.

It is a super-3 number, since 3×25550052530555³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201483137 + ... + 201609906.

It is an arithmetic number, because the mean of its divisors is an integer number (2191213787184).

Almost surely, 2^{25550052530555} is an apocalyptic number.

25550052530555 is a deficient number, since it is larger than the sum of its proper divisors (9509368064389).

25550052530555 is a wasteful number, since it uses less digits than its factorization.

25550052530555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403094866.

The product of its (nonzero) digits is 4687500, while the sum is 47.

The spelling of 25550052530555 in words is "twenty-five trillion, five hundred fifty billion, fifty-two million, five hundred thirty thousand, five hundred fifty-five".