5005550550551 has 4 divisors (see below), whose sum is σ = 5049847458192. Its totient is φ = 4961253642912.

The previous prime is 5005550550461. The next prime is 5005550550557. The reversal of 5005550550551 is 1550550555005.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5005550550551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5005550550499 and 5005550550508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005550550557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22148453651 + ... + 22148453876.

It is an arithmetic number, because the mean of its divisors is an integer number (1262461864548).

Almost surely, 2^{5005550550551} is an apocalyptic number.

5005550550551 is a deficient number, since it is larger than the sum of its proper divisors (44296907641).

5005550550551 is a wasteful number, since it uses less digits than its factorization.

5005550550551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44296907640.

The product of its (nonzero) digits is 390625, while the sum is 41.

The spelling of 5005550550551 in words is "five trillion, five billion, five hundred fifty million, five hundred fifty thousand, five hundred fifty-one".