5156471671 has 16 divisors (see below), whose sum is σ = 5885587008. Its totient is φ = 4475404800.

The previous prime is 5156471659. The next prime is 5156471681. The reversal of 5156471671 is 1761746515.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5156471671 - 2⁷ = 5156471543 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 (5156471681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223486 + ... + 245476.

It is an arithmetic number, because the mean of its divisors is an integer number (367849188).

Almost surely, 2^5156471671 is an apocalyptic number.

5156471671 is a deficient number, since it is larger than the sum of its proper divisors (729115337).

5156471671 is a wasteful number, since it uses less digits than its factorization.

5156471671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23082.

The product of its digits is 176400, while the sum is 43.

The square root of 5156471671 is about 71808.5765838594. The cubic root of 5156471671 is about 1727.6305641650.

The spelling of 5156471671 in words is "five billion, one hundred fifty-six million, four hundred seventy-one thousand, six hundred seventy-one".