55050030050 has 48 divisors (see below), whose sum is σ = 105387272640. Its totient is φ = 21378663360.

The previous prime is 55050029999. The next prime is 55050030053. The reversal of 55050030050 is 5003005055.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55050029998 and 55050030025.

It is not an unprimeable number, because it can be changed into a prime (55050030053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 832091 + ... + 895809.

It is an arithmetic number, because the mean of its divisors is an integer number (2195568180).

Almost surely, 2^55050030050 is an apocalyptic number.

55050030050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55050030050 is a deficient number, since it is larger than the sum of its proper divisors (50337242590).

55050030050 is a wasteful number, since it uses less digits than its factorization.

55050030050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64235 (or 64230 counting only the distinct ones).

The product of its (nonzero) digits is 1875, while the sum is 23.

The spelling of 55050030050 in words is "fifty-five billion, fifty million, thirty thousand, fifty".