55055250050 has 24 divisors (see below), whose sum is σ = 103931170896. Its totient is φ = 21693410640.

The previous prime is 55055250049. The next prime is 55055250067. The reversal of 55055250050 is 5005255055.

It is a junction number, because it is equal to n+sod(n) for n = 55055249989 and 55055250016.

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, 8213852 + ... + 8220551.

It is an arithmetic number, because the mean of its divisors is an integer number (4330465454).

Almost surely, 2^55055250050 is an apocalyptic number.

55055250050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55055250050 is a deficient number, since it is larger than the sum of its proper divisors (48875920846).

55055250050 is a wasteful number, since it uses less digits than its factorization.

55055250050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16434482 (or 16434477 counting only the distinct ones).

The product of its (nonzero) digits is 31250, while the sum is 32.

The spelling of 55055250050 in words is "fifty-five billion, fifty-five million, two hundred fifty thousand, fifty".