5163445823 has 4 divisors (see below), whose sum is σ = 5289383568. Its totient is φ = 5037508080.

The previous prime is 5163445817. The next prime is 5163445831. The reversal of 5163445823 is 3285443615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5163445823 - 2¹² = 5163441727 is a prime.

It is a super-2 number, since 2×5163445823² = 53322345534112294658, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 125937703 = 5163445823 / (5 + 1 + 6 + 3 + 4 + 4 + 5 + 8 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5163445813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62968811 + ... + 62968892.

It is an arithmetic number, because the mean of its divisors is an integer number (1322345892).

Almost surely, 2^5163445823 is an apocalyptic number.

5163445823 is a deficient number, since it is larger than the sum of its proper divisors (125937745).

5163445823 is a wasteful number, since it uses less digits than its factorization.

5163445823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125937744.

The product of its digits is 345600, while the sum is 41.

The square root of 5163445823 is about 71857.1208927828. The cubic root of 5163445823 is about 1728.4090894177.

The spelling of 5163445823 in words is "five billion, one hundred sixty-three million, four hundred forty-five thousand, eight hundred twenty-three".