5166142806 has 32 divisors (see below), whose sum is σ = 11276304768. Its totient is φ = 1564842240.

The previous prime is 5166142771. The next prime is 5166142831. The reversal of 5166142806 is 6082416615.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156045 + ... + 186231.

It is an arithmetic number, because the mean of its divisors is an integer number (352384524).

Almost surely, 2^5166142806 is an apocalyptic number.

5166142806 is an abundant number, since it is smaller than the sum of its proper divisors (6110161962).

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

5166142806 is a wasteful number, since it uses less digits than its factorization.

5166142806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32796.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 5166142806 is about 71875.8847319461. The cubic root of 5166142806 is about 1728.7099659206.

The spelling of 5166142806 in words is "five billion, one hundred sixty-six million, one hundred forty-two thousand, eight hundred six".