538811136863 has 8 divisors (see below), whose sum is σ = 539672493360. Its totient is φ = 537950280960.

The previous prime is 538811136859. The next prime is 538811136901. The reversal of 538811136863 is 368631118835.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 538811136863 - 2² = 538811136859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538811136463) 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, 2059631 + ... + 2306447.

It is an arithmetic number, because the mean of its divisors is an integer number (67459061670).

Almost surely, 2^538811136863 is an apocalyptic number.

538811136863 is a deficient number, since it is larger than the sum of its proper divisors (861356497).

538811136863 is a wasteful number, since it uses less digits than its factorization.

538811136863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250297.

The product of its digits is 2488320, while the sum is 53.

The spelling of 538811136863 in words is "five hundred thirty-eight billion, eight hundred eleven million, one hundred thirty-six thousand, eight hundred sixty-three".