1105550505601 has 16 divisors (see below), whose sum is σ = 1188971942400. Its totient is φ = 1025488081728.

The previous prime is 1105550505571. The next prime is 1105550505607. The reversal of 1105550505601 is 1065050555011.

It is not a de Polignac number, because 1105550505601 - 2⁵ = 1105550505569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105550505607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4573506 + ... + 4809163.

It is an arithmetic number, because the mean of its divisors is an integer number (74310746400).

Almost surely, 2^{1105550505601} is an apocalyptic number.

It is an amenable number.

1105550505601 is a deficient number, since it is larger than the sum of its proper divisors (83421436799).

1105550505601 is a wasteful number, since it uses less digits than its factorization.

1105550505601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9382848.

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 1105550505601 in words is "one trillion, one hundred five billion, five hundred fifty million, five hundred five thousand, six hundred one".