5618450548165 has 96 divisors (see below), whose sum is σ = 8646873814656. Its totient is φ = 3471880527360.

The previous prime is 5618450548147. The next prime is 5618450548189.

5618450548165 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5618450548165 - 2¹¹ = 5618450546117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 314028870 + ... + 314046760.

It is an arithmetic number, because the mean of its divisors is an integer number (90071602236).

Almost surely, 2^{5618450548165} is an apocalyptic number.

It is an amenable number.

5618450548165 is a deficient number, since it is larger than the sum of its proper divisors (3028423266491).

5618450548165 is a wasteful number, since it uses less digits than its factorization.

5618450548165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20259 (or 20252 counting only the distinct ones).

The product of its (nonzero) digits is 23040000, while the sum is 58.

The spelling of 5618450548165 in words is "five trillion, six hundred eighteen billion, four hundred fifty million, five hundred forty-eight thousand, one hundred sixty-five".