55541243225 has 24 divisors (see below), whose sum is σ = 74583351360. Its totient is φ = 40785894720.

The previous prime is 55541243183. The next prime is 55541243239. The reversal of 55541243225 is 52234214555.

55541243225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55541243225 - 2⁶ = 55541243161 is a prime.

It is a Curzon 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, 419189 + ... + 535538.

It is an arithmetic number, because the mean of its divisors is an integer number (3107639640).

Almost surely, 2^55541243225 is an apocalyptic number.

It is an amenable number.

55541243225 is a deficient number, since it is larger than the sum of its proper divisors (19042108135).

55541243225 is a wasteful number, since it uses less digits than its factorization.

55541243225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954929 (or 954924 counting only the distinct ones).

The product of its digits is 240000, while the sum is 38.

The spelling of 55541243225 in words is "fifty-five billion, five hundred forty-one million, two hundred forty-three thousand, two hundred twenty-five".