5505550001266 has 16 divisors (see below), whose sum is σ = 9438116051520. Its totient is φ = 2359513845360.

The previous prime is 5505550001257. The next prime is 5505550001297. The reversal of 5505550001266 is 6621000555055.

It is a super-2 number, since 2×5505550001266² (a number of 26 digits) contains 22 as substring.

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, 7395061 + ... + 8105431.

It is an arithmetic number, because the mean of its divisors is an integer number (589882253220).

Almost surely, 2^{5505550001266} is an apocalyptic number.

5505550001266 is a deficient number, since it is larger than the sum of its proper divisors (3932566050254).

5505550001266 is a wasteful number, since it uses less digits than its factorization.

5505550001266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263969.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 5505550001266 in words is "five trillion, five hundred five billion, five hundred fifty million, one thousand, two hundred sixty-six".