5163189881 has 16 divisors (see below), whose sum is σ = 5345875584. Its totient is φ = 4984172544.

The previous prime is 5163189859. The next prime is 5163189883. The reversal of 5163189881 is 1889813615.

It is a cyclic number.

It is not a de Polignac number, because 5163189881 - 2¹⁰ = 5163188857 is a prime.

It is a super-2 number, since 2×5163189881² = 53317059494521588322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5163189883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1128260 + ... + 1132826.

It is an arithmetic number, because the mean of its divisors is an integer number (334117224).

Almost surely, 2^5163189881 is an apocalyptic number.

It is an amenable number.

5163189881 is a deficient number, since it is larger than the sum of its proper divisors (182685703).

5163189881 is a wasteful number, since it uses less digits than its factorization.

5163189881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960.

The product of its digits is 414720, while the sum is 50.

The square root of 5163189881 is about 71855.3399616201. The cubic root of 5163189881 is about 1728.3805309832.

The spelling of 5163189881 in words is "five billion, one hundred sixty-three million, one hundred eighty-nine thousand, eight hundred eighty-one".