5166125823 has 16 divisors (see below), whose sum is σ = 7051780736. Its totient is φ = 3362355360.

The previous prime is 5166125819. The next prime is 5166125843. The reversal of 5166125823 is 3285216615.

It is not a de Polignac number, because 5166125823 - 2² = 5166125819 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 (5166125803) 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, 293436 + ... + 310542.

It is an arithmetic number, because the mean of its divisors is an integer number (440736296).

Almost surely, 2^5166125823 is an apocalyptic number.

5166125823 is a deficient number, since it is larger than the sum of its proper divisors (1885654913).

5166125823 is a wasteful number, since it uses less digits than its factorization.

5166125823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19494.

The product of its digits is 86400, while the sum is 39.

The square root of 5166125823 is about 71875.7665906945. The cubic root of 5166125823 is about 1728.7080716180.

The spelling of 5166125823 in words is "five billion, one hundred sixty-six million, one hundred twenty-five thousand, eight hundred twenty-three".