1100055550550 has 96 divisors (see below), whose sum is σ = 2270513615328. Its totient is φ = 393148800000.

The previous prime is 1100055550543. The next prime is 1100055550553. The reversal of 1100055550550 is 550555500011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100055550553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44307140 + ... + 44331960.

It is an arithmetic number, because the mean of its divisors is an integer number (23651183493).

Almost surely, 2^{1100055550550} is an apocalyptic number.

1100055550550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100055550550 is an abundant number, since it is smaller than the sum of its proper divisors (1170458064778).

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

1100055550550 is a wasteful number, since it uses less digits than its factorization.

1100055550550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26226 (or 26221 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 1100055550550 in words is "one trillion, one hundred billion, fifty-five million, five hundred fifty thousand, five hundred fifty".