1100005550555 has 8 divisors (see below), whose sum is σ = 1377398254752. Its totient is φ = 841743377728.

The previous prime is 1100005550543. The next prime is 1100005550561. The reversal of 1100005550555 is 5550555000011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1100005550555 - 2¹⁸ = 1100005288411 is a prime.

It is a super-2 number, since 2×1100005550555² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4782632714 + ... + 4782632943.

It is an arithmetic number, because the mean of its divisors is an integer number (172174781844).

Almost surely, 2^{1100005550555} is an apocalyptic number.

1100005550555 is a deficient number, since it is larger than the sum of its proper divisors (277392704197).

1100005550555 is an equidigital number, since it uses as much as digits as its factorization.

1100005550555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9565265685.

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

The spelling of 1100005550555 in words is "one trillion, one hundred billion, five million, five hundred fifty thousand, five hundred fifty-five".