55250210552025 has 24 divisors (see below), whose sum is σ = 93574990754784. Its totient is φ = 28748077033600.

The previous prime is 55250210551993. The next prime is 55250210552077. The reversal of 55250210552025 is 52025501205255.

It is a happy number.

It is not a de Polignac number, because 55250210552025 - 2⁵ = 55250210551993 is a prime.

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, 8983770999 + ... + 8983777148.

It is an arithmetic number, because the mean of its divisors is an integer number (3898957948116).

Almost surely, 2^{55250210552025} is an apocalyptic number.

It is an amenable number.

55250210552025 is a deficient number, since it is larger than the sum of its proper divisors (38324780202759).

55250210552025 is a wasteful number, since it uses less digits than its factorization.

55250210552025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17967548201 (or 17967548196 counting only the distinct ones).

The product of its (nonzero) digits is 250000, while the sum is 39.

The spelling of 55250210552025 in words is "fifty-five trillion, two hundred fifty billion, two hundred ten million, five hundred fifty-two thousand, twenty-five".