5161725210806 has 8 divisors (see below), whose sum is σ = 7819247101824. Its totient is φ = 2555309510200.

The previous prime is 5161725210769. The next prime is 5161725210923. The reversal of 5161725210806 is 6080125271615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12776547350 + ... + 12776547753.

It is an arithmetic number, because the mean of its divisors is an integer number (977405887728).

Almost surely, 2^{5161725210806} is an apocalyptic number.

5161725210806 is a deficient number, since it is larger than the sum of its proper divisors (2657521891018).

5161725210806 is a wasteful number, since it uses less digits than its factorization.

5161725210806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25553095206.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 5161725210806 in words is "five trillion, one hundred sixty-one billion, seven hundred twenty-five million, two hundred ten thousand, eight hundred six".