11050110105550 has 48 divisors (see below), whose sum is σ = 21074135668992. Its totient is φ = 4308765260000.

The previous prime is 11050110105547. The next prime is 11050110105563. The reversal of 11050110105550 is 5550101105011.

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 23 ways as a sum of consecutive naturals, for example, 8777032 + ... + 9956731.

It is an arithmetic number, because the mean of its divisors is an integer number (439044493104).

Almost surely, 2^{11050110105550} is an apocalyptic number.

11050110105550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11050110105550 is a deficient number, since it is larger than the sum of its proper divisors (10024025563442).

11050110105550 is a wasteful number, since it uses less digits than its factorization.

11050110105550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18734073 (or 18734068 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 25.

The spelling of 11050110105550 in words is "eleven trillion, fifty billion, one hundred ten million, one hundred five thousand, five hundred fifty".