55525055255 has 4 divisors (see below), whose sum is σ = 66630066312. Its totient is φ = 44420044200.

The previous prime is 55525055249. The next prime is 55525055263. The reversal of 55525055255 is 55255052555.

It is a happy number.

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

It is not a de Polignac number, because 55525055255 - 2⁴ = 55525055239 is a prime.

It is a super-2 number, since 2×55525055255² (a number of 22 digits) contains 22 as substring.

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, 5552505521 + ... + 5552505530.

It is an arithmetic number, because the mean of its divisors is an integer number (16657516578).

Almost surely, 2^55525055255 is an apocalyptic number.

55525055255 is a deficient number, since it is larger than the sum of its proper divisors (11105011057).

55525055255 is a wasteful number, since it uses less digits than its factorization.

55525055255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11105011056.

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 55525055255 in words is "fifty-five billion, five hundred twenty-five million, fifty-five thousand, two hundred fifty-five".