5519742873 has 4 divisors (see below), whose sum is σ = 7359657168. Its totient is φ = 3679828580.

The previous prime is 5519742871. The next prime is 5519742881. The reversal of 5519742873 is 3782479155.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5519742873 - 2¹ = 5519742871 is a prime.

It is a super-2 number, since 2×5519742873² = 60935122768068588258, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5519742871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919957143 + ... + 919957148.

It is an arithmetic number, because the mean of its divisors is an integer number (1839914292).

Almost surely, 2^5519742873 is an apocalyptic number.

It is an amenable number.

5519742873 is a deficient number, since it is larger than the sum of its proper divisors (1839914295).

5519742873 is a wasteful number, since it uses less digits than its factorization.

5519742873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839914294.

The product of its digits is 2116800, while the sum is 51.

The square root of 5519742873 is about 74294.9720573337. The cubic root of 5519742873 is about 1767.2837430267.

The spelling of 5519742873 in words is "five billion, five hundred nineteen million, seven hundred forty-two thousand, eight hundred seventy-three".