5166266123 has 4 divisors (see below), whose sum is σ = 5200939200. Its totient is φ = 5131593048.

The previous prime is 5166266101. The next prime is 5166266129. The reversal of 5166266123 is 3216626615.

It is a happy number.

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 5166266123 - 2¹² = 5166262027 is a prime.

It is a super-2 number, since 2×5166266123² = 53380611307314902258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5166266129) 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, 17336315 + ... + 17336612.

It is an arithmetic number, because the mean of its divisors is an integer number (1300234800).

Almost surely, 2^5166266123 is an apocalyptic number.

5166266123 is a deficient number, since it is larger than the sum of its proper divisors (34673077).

5166266123 is a wasteful number, since it uses less digits than its factorization.

5166266123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34673076.

The product of its digits is 77760, while the sum is 38.

The square root of 5166266123 is about 71876.7425736587. The cubic root of 5166266123 is about 1728.7237207108.

It can be divided in two parts, 516626612 and 3, that added together give a palindrome (516626615).

The spelling of 5166266123 in words is "five billion, one hundred sixty-six million, two hundred sixty-six thousand, one hundred twenty-three".