5556799815 has 16 divisors (see below), whose sum is σ = 10161005568. Its totient is φ = 2540251296.

The previous prime is 5556799811. The next prime is 5556799847. The reversal of 5556799815 is 5189976555.

It is not a de Polignac number, because 5556799815 - 2² = 5556799811 is a prime.

It is a super-3 number, since 3×5556799815³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556799811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26460847 + ... + 26461056.

It is an arithmetic number, because the mean of its divisors is an integer number (635062848).

Almost surely, 2^5556799815 is an apocalyptic number.

5556799815 is a deficient number, since it is larger than the sum of its proper divisors (4604205753).

5556799815 is a wasteful number, since it uses less digits than its factorization.

5556799815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52921918.

The product of its digits is 17010000, while the sum is 60.

The square root of 5556799815 is about 74543.9455287953. The cubic root of 5556799815 is about 1771.2298277305.

The spelling of 5556799815 in words is "five billion, five hundred fifty-six million, seven hundred ninety-nine thousand, eight hundred fifteen".