5555502552505 has 4 divisors (see below), whose sum is σ = 6666603063012. Its totient is φ = 4444402042000.

The previous prime is 5555502552463. The next prime is 5555502552541. The reversal of 5555502552505 is 5052552055555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2590879763641 + 2964622788864 = 1609621^2 + 1721808^2 .

It is not a de Polignac number, because 5555502552505 - 2¹¹ = 5555502550457 is a prime.

It is a super-2 number, since 2×5555502552505² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555550255246 + ... + 555550255255.

It is an arithmetic number, because the mean of its divisors is an integer number (1666650765753).

Almost surely, 2^{5555502552505} is an apocalyptic number.

It is an amenable number.

5555502552505 is a deficient number, since it is larger than the sum of its proper divisors (1111100510507).

5555502552505 is a wasteful number, since it uses less digits than its factorization.

5555502552505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111100510506.

The product of its (nonzero) digits is 7812500, while the sum is 49.

The spelling of 5555502552505 in words is "five trillion, five hundred fifty-five billion, five hundred two million, five hundred fifty-two thousand, five hundred five".