556110605550 has 48 divisors (see below), whose sum is σ = 1379562273792. Its totient is φ = 148252293600.

The previous prime is 556110605543. The next prime is 556110605551. The reversal of 556110605550 is 55506011655.

It is a junction number, because it is equal to n+sod(n) for n = 556110605499 and 556110605508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556110605551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38004 + ... + 1055303.

It is an arithmetic number, because the mean of its divisors is an integer number (28740880704).

Almost surely, 2^556110605550 is an apocalyptic number.

556110605550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

556110605550 is an abundant number, since it is smaller than the sum of its proper divisors (823451668242).

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

556110605550 is a wasteful number, since it uses less digits than its factorization.

556110605550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096713 (or 1096708 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 556110605550 in words is "five hundred fifty-six billion, one hundred ten million, six hundred five thousand, five hundred fifty".