5556722909 has 4 divisors (see below), whose sum is σ = 5674951104. Its totient is φ = 5438494716.

The previous prime is 5556722903. The next prime is 5556722917. The reversal of 5556722909 is 9092276555.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9092276555 = 5 ⋅1818455311.

It is a cyclic number.

It is not a de Polignac number, because 5556722909 - 2²⁴ = 5539945693 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 (5556722903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59114027 + ... + 59114120.

It is an arithmetic number, because the mean of its divisors is an integer number (1418737776).

Almost surely, 2^5556722909 is an apocalyptic number.

It is an amenable number.

5556722909 is a deficient number, since it is larger than the sum of its proper divisors (118228195).

5556722909 is a wasteful number, since it uses less digits than its factorization.

5556722909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118228194.

The product of its (nonzero) digits is 1701000, while the sum is 50.

The square root of 5556722909 is about 74543.4296836415. The cubic root of 5556722909 is about 1771.2216564309.

The spelling of 5556722909 in words is "five billion, five hundred fifty-six million, seven hundred twenty-two thousand, nine hundred nine".