5165206671 has 4 divisors (see below), whose sum is σ = 6886942232. Its totient is φ = 3443471112.

The previous prime is 5165206663. The next prime is 5165206681. The reversal of 5165206671 is 1766025615.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5165206671 - 2³ = 5165206663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165206621) 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, 860867776 + ... + 860867781.

It is an arithmetic number, because the mean of its divisors is an integer number (1721735558).

Almost surely, 2^5165206671 is an apocalyptic number.

5165206671 is a deficient number, since it is larger than the sum of its proper divisors (1721735561).

5165206671 is a wasteful number, since it uses less digits than its factorization.

5165206671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721735560.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 5165206671 is about 71869.3722735909. The cubic root of 5165206671 is about 1728.6055421933.

The spelling of 5165206671 in words is "five billion, one hundred sixty-five million, two hundred six thousand, six hundred seventy-one".