55042210225 has 12 divisors (see below), whose sum is σ = 71219834496. Its totient is φ = 42119256080.

The previous prime is 55042210217. The next prime is 55042210231. The reversal of 55042210225 is 52201224055.

55042210225 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 55042210225 - 2³ = 55042210217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55042210193 and 55042210202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47862217 + ... + 47863366.

It is an arithmetic number, because the mean of its divisors is an integer number (5934986208).

Almost surely, 2^55042210225 is an apocalyptic number.

It is an amenable number.

55042210225 is a deficient number, since it is larger than the sum of its proper divisors (16177624271).

55042210225 is a wasteful number, since it uses less digits than its factorization.

55042210225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95725616 (or 95725611 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The spelling of 55042210225 in words is "fifty-five billion, forty-two million, two hundred ten thousand, two hundred twenty-five".