5538168618355 has 8 divisors (see below), whose sum is σ = 6646049073792. Its totient is φ = 4430370406848.

The previous prime is 5538168618329. The next prime is 5538168618371.

5538168618355 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5538168618355 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20412739 + ... + 20682268.

It is an arithmetic number, because the mean of its divisors is an integer number (830756134224).

Almost surely, 2^{5538168618355} is an apocalyptic number.

5538168618355 is a deficient number, since it is larger than the sum of its proper divisors (1107880455437).

5538168618355 is a wasteful number, since it uses less digits than its factorization.

5538168618355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41121965.

The product of its digits is 103680000, while the sum is 64.

The spelling of 5538168618355 in words is "five trillion, five hundred thirty-eight billion, one hundred sixty-eight million, six hundred eighteen thousand, three hundred fifty-five".