5161725217 has 8 divisors (see below), whose sum is σ = 5768314272. Its totient is φ = 4578026400.

The previous prime is 5161725197. The next prime is 5161725221. The reversal of 5161725217 is 7125271615.

5161725217 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5161725217 - 2²³ = 5153336609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5161725617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5722083 + ... + 5722984.

It is an arithmetic number, because the mean of its divisors is an integer number (721039284).

Almost surely, 2^5161725217 is an apocalyptic number.

It is an amenable number.

5161725217 is a deficient number, since it is larger than the sum of its proper divisors (606589055).

5161725217 is a wasteful number, since it uses less digits than its factorization.

5161725217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11445119.

The product of its digits is 29400, while the sum is 37.

The square root of 5161725217 is about 71845.1474840159. The cubic root of 5161725217 is about 1728.2170831785.

The spelling of 5161725217 in words is "five billion, one hundred sixty-one million, seven hundred twenty-five thousand, two hundred seventeen".