5518468248081 has 8 divisors (see below), whose sum is σ = 7357974585120. Its totient is φ = 3678970371552.

The previous prime is 5518468248077. The next prime is 5518468248121. The reversal of 5518468248081 is 1808428648155.

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

It is not a de Polignac number, because 5518468248081 - 2² = 5518468248077 is a prime.

It is a super-2 number, since 2×5518468248081² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5518468248071) 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, 392836 + ... + 3345333.

It is an arithmetic number, because the mean of its divisors is an integer number (919746823140).

Almost surely, 2^{5518468248081} is an apocalyptic number.

It is an amenable number.

5518468248081 is a deficient number, since it is larger than the sum of its proper divisors (1839506337039).

5518468248081 is a wasteful number, since it uses less digits than its factorization.

5518468248081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4230255.

The product of its (nonzero) digits is 19660800, while the sum is 60.

The spelling of 5518468248081 in words is "five trillion, five hundred eighteen billion, four hundred sixty-eight million, two hundred forty-eight thousand, eighty-one".