550723011100 has 36 divisors (see below), whose sum is σ = 1196731216800. Its totient is φ = 219982792960.

The previous prime is 550723011073. The next prime is 550723011151. The reversal of 550723011100 is 1110327055.

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

It is a congruent number.

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, 3757885 + ... + 3901684.

It is an arithmetic number, because the mean of its divisors is an integer number (33242533800).

Almost surely, 2^550723011100 is an apocalyptic number.

550723011100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

550723011100 is an abundant number, since it is smaller than the sum of its proper divisors (646008205700).

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

550723011100 is a wasteful number, since it uses less digits than its factorization.

550723011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7660302 (or 7660295 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 25.

Adding to 550723011100 its reverse (1110327055), we get a palindrome (551833338155).

The spelling of 550723011100 in words is "five hundred fifty billion, seven hundred twenty-three million, eleven thousand, one hundred".