5166554815 has 8 divisors (see below), whose sum is σ = 6226476048. Its totient is φ = 4115503680.

The previous prime is 5166554807. The next prime is 5166554819. The reversal of 5166554815 is 5184556615.

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

It is not a de Polignac number, because 5166554815 - 2³ = 5166554807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166554819) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2216241 + ... + 2218570.

It is an arithmetic number, because the mean of its divisors is an integer number (778309506).

Almost surely, 2^5166554815 is an apocalyptic number.

5166554815 is a deficient number, since it is larger than the sum of its proper divisors (1059921233).

5166554815 is a wasteful number, since it uses less digits than its factorization.

5166554815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4435049.

The product of its digits is 720000, while the sum is 46.

The square root of 5166554815 is about 71878.7507890893. The cubic root of 5166554815 is about 1728.7559205885.

The spelling of 5166554815 in words is "five billion, one hundred sixty-six million, five hundred fifty-four thousand, eight hundred fifteen".