1100666266145 has 8 divisors (see below), whose sum is σ = 1322432156520. Its totient is φ = 879444588160.

The previous prime is 1100666266129. The next prime is 1100666266171. The reversal of 1100666266145 is 5416626660011.

It can be written as a sum of positive squares in 4 ways, for example, as 484427136064 + 616239130081 = 696008^2 + 785009^2 .

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

It is not a de Polignac number, because 1100666266145 - 2⁴ = 1100666266129 is a prime.

It is a super-2 number, since 2×1100666266145² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100666266096 and 1100666266105.

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, 136048646 + ... + 136056735.

It is an arithmetic number, because the mean of its divisors is an integer number (165304019565).

Almost surely, 2^{1100666266145} is an apocalyptic number.

It is an amenable number.

1100666266145 is a deficient number, since it is larger than the sum of its proper divisors (221765890375).

1100666266145 is an equidigital number, since it uses as much as digits as its factorization.

1100666266145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272106195.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 1100666266145 in words is "one trillion, one hundred billion, six hundred sixty-six million, two hundred sixty-six thousand, one hundred forty-five".