5166277818 has 16 divisors (see below), whose sum is σ = 11127367776. Its totient is φ = 1589623920.

The previous prime is 5166277793. The next prime is 5166277843. The reversal of 5166277818 is 8187726615.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5166277793) and next prime (5166277843).

It is a super-2 number, since 2×5166277818² = 53380852985517682248, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33117088 + ... + 33117243.

It is an arithmetic number, because the mean of its divisors is an integer number (695460486).

Almost surely, 2^5166277818 is an apocalyptic number.

5166277818 is an abundant number, since it is smaller than the sum of its proper divisors (5961089958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5166277818 is a wasteful number, since it uses less digits than its factorization.

5166277818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66234349.

The product of its digits is 1128960, while the sum is 51.

The square root of 5166277818 is about 71876.8239281620. The cubic root of 5166277818 is about 1728.7250251609.

The spelling of 5166277818 in words is "five billion, one hundred sixty-six million, two hundred seventy-seven thousand, eight hundred eighteen".