5166123273 has 16 divisors (see below), whose sum is σ = 7709386560. Its totient is φ = 3418940448.

The previous prime is 5166123253. The next prime is 5166123289. The reversal of 5166123273 is 3723216615.

5166123273 is a `hidden beast` number, since 5 + 1 + 6 + 612 + 32 + 7 + 3 = 666.

It is not a de Polignac number, because 5166123273 - 2²² = 5161928969 is a prime.

It is a super-3 number, since 3×5166123273³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5166123233) 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, 694615 + ... + 702012.

It is an arithmetic number, because the mean of its divisors is an integer number (481836660).

Almost surely, 2^5166123273 is an apocalyptic number.

It is an amenable number.

5166123273 is a deficient number, since it is larger than the sum of its proper divisors (2543263287).

5166123273 is a wasteful number, since it uses less digits than its factorization.

5166123273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396773 (or 1396767 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 5166123273 is about 71875.7488517511. The cubic root of 5166123273 is about 1728.7077871878.

Adding to 5166123273 its reverse (3723216615), we get a palindrome (8889339888).

The spelling of 5166123273 in words is "five billion, one hundred sixty-six million, one hundred twenty-three thousand, two hundred seventy-three".