55005505050 has 24 divisors (see below), whose sum is σ = 136413652896. Its totient is φ = 14668134640.

The previous prime is 55005505021. The next prime is 55005505127. The reversal of 55005505050 is 5050550055.

55005505050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55005504999 and 55005505017.

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, 183351534 + ... + 183351833.

It is an arithmetic number, because the mean of its divisors is an integer number (5683902204).

Almost surely, 2^55005505050 is an apocalyptic number.

55005505050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55005505050 is an abundant number, since it is smaller than the sum of its proper divisors (81408147846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55005505050 is a wasteful number, since it uses less digits than its factorization.

55005505050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366703382 (or 366703377 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 30.

The spelling of 55005505050 in words is "fifty-five billion, five million, five hundred five thousand, fifty".