550055000050 has 24 divisors (see below), whose sum is σ = 1027690223616. Its totient is φ = 219035349840.

The previous prime is 550055000039. The next prime is 550055000057. The reversal of 550055000050 is 50000550055.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a junction number, because it is equal to n+sod(n) for n = 550054999979 and 550055000024.

It is not an unprimeable number, because it can be changed into a prime (550055000057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24654994 + ... + 24677293.

It is an arithmetic number, because the mean of its divisors is an integer number (42820425984).

Almost surely, 2^550055000050 is an apocalyptic number.

550055000050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550055000050 is a deficient number, since it is larger than the sum of its proper divisors (477635223566).

550055000050 is a wasteful number, since it uses less digits than its factorization.

550055000050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49332522 (or 49332517 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 550055000050 in words is "five hundred fifty billion, fifty-five million, fifty", and thus it is an aban number.