55250025255 has 24 divisors (see below), whose sum is σ = 95875481520. Its totient is φ = 29433212160.

The previous prime is 55250025221. The next prime is 55250025277. The reversal of 55250025255 is 55252005255.

55250025255 is a `hidden beast` number, since 5 + 52 + 500 + 2 + 52 + 55 = 666.

It is not a de Polignac number, because 55250025255 - 2¹⁵ = 55249992487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 657165 + ... + 736454.

It is an arithmetic number, because the mean of its divisors is an integer number (3994811730).

Almost surely, 2^55250025255 is an apocalyptic number.

55250025255 is a deficient number, since it is larger than the sum of its proper divisors (40625456265).

55250025255 is a wasteful number, since it uses less digits than its factorization.

55250025255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394511 (or 1394508 counting only the distinct ones).

The product of its (nonzero) digits is 125000, while the sum is 36.

The spelling of 55250025255 in words is "fifty-five billion, two hundred fifty million, twenty-five thousand, two hundred fifty-five".