5550505505505 has 24 divisors (see below), whose sum is σ = 9621048751080. Its totient is φ = 2960216513280.

The previous prime is 5550505505453. The next prime is 5550505505533. The reversal of 5550505505505 is 5055055050555.

It can be written as a sum of positive squares in 4 ways, for example, as 357398317584 + 5193107187921 = 597828^2 + 2278839^2 .

It is not a de Polignac number, because 5550505505505 - 2¹⁵ = 5550505472737 is a prime.

It is a super-2 number, since 2×5550505505505² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 1498431 + ... + 3653259.

It is an arithmetic number, because the mean of its divisors is an integer number (400877031295).

Almost surely, 2^{5550505505505} is an apocalyptic number.

It is an amenable number.

5550505505505 is a deficient number, since it is larger than the sum of its proper divisors (4070543245575).

5550505505505 is a wasteful number, since it uses less digits than its factorization.

5550505505505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212081 (or 2212078 counting only the distinct ones).

The product of its (nonzero) digits is 1953125, while the sum is 45.

The spelling of 5550505505505 in words is "five trillion, five hundred fifty billion, five hundred five million, five hundred five thousand, five hundred five".