5518503388722 has 8 divisors (see below), whose sum is σ = 11037006777456. Its totient is φ = 1839501129572.

The previous prime is 5518503388661. The next prime is 5518503388733. The reversal of 5518503388722 is 2278833058155.

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

5518503388722 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459875282388 + ... + 459875282399.

It is an arithmetic number, because the mean of its divisors is an integer number (1379625847182).

Almost surely, 2^{5518503388722} is an apocalyptic number.

5518503388722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5518503388722 is a wasteful number, since it uses less digits than its factorization.

5518503388722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919750564792.

The product of its (nonzero) digits is 16128000, while the sum is 57.

The spelling of 5518503388722 in words is "five trillion, five hundred eighteen billion, five hundred three million, three hundred eighty-eight thousand, seven hundred twenty-two".