5549788220871 has 8 divisors (see below), whose sum is σ = 7510161174784. Its totient is φ = 3644637040440.

The previous prime is 5549788220861. The next prime is 5549788220923. The reversal of 5549788220871 is 1780228879455.

It is a happy number.

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

It is not a de Polignac number, because 5549788220871 - 2¹⁰ = 5549788219847 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 (5549788220861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13805443135 + ... + 13805443536.

It is an arithmetic number, because the mean of its divisors is an integer number (938770146848).

Almost surely, 2^{5549788220871} is an apocalyptic number.

5549788220871 is a deficient number, since it is larger than the sum of its proper divisors (1960372953913).

5549788220871 is a wasteful number, since it uses less digits than its factorization.

5549788220871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27610886741.

The product of its (nonzero) digits is 90316800, while the sum is 66.

The spelling of 5549788220871 in words is "five trillion, five hundred forty-nine billion, seven hundred eighty-eight million, two hundred twenty thousand, eight hundred seventy-one".