5500468320861 has 32 divisors (see below), whose sum is σ = 7768519925760. Its totient is φ = 3455864282304.

The previous prime is 5500468320839. The next prime is 5500468320881. The reversal of 5500468320861 is 1680238640055.

It is a happy number.

It is not a de Polignac number, because 5500468320861 - 2¹⁹ = 5500467796573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5500468320861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5500468320881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5068476 + ... + 6057258.

It is an arithmetic number, because the mean of its divisors is an integer number (242766247680).

Almost surely, 2^{5500468320861} is an apocalyptic number.

It is an amenable number.

5500468320861 is a deficient number, since it is larger than the sum of its proper divisors (2268051604899).

5500468320861 is a wasteful number, since it uses less digits than its factorization.

5500468320861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990345.

The product of its (nonzero) digits is 1382400, while the sum is 48.

The spelling of 5500468320861 in words is "five trillion, five hundred billion, four hundred sixty-eight million, three hundred twenty thousand, eight hundred sixty-one".