6171396471 has 24 divisors (see below), whose sum is σ = 8992948224. Its totient is φ = 4078000080.

The previous prime is 6171396461. The next prime is 6171396481. The reversal of 6171396471 is 1746931716.

6171396471 is a `hidden beast` number, since 6 + 171 + 3 + 9 + 6 + 471 = 666.

It is an interprime number because it is at equal distance from previous prime (6171396461) and next prime (6171396481).

It is not a de Polignac number, because 6171396471 - 2²¹ = 6169299319 is a prime.

It is a super-3 number, since 3×6171396471³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6171396461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1697826 + ... + 1701456.

It is an arithmetic number, because the mean of its divisors is an integer number (374706176).

Almost surely, 2^6171396471 is an apocalyptic number.

6171396471 is a deficient number, since it is larger than the sum of its proper divisors (2821551753).

6171396471 is a wasteful number, since it uses less digits than its factorization.

6171396471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5251 (or 5248 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 6171396471 is about 78558.2361754641. The cubic root of 6171396471 is about 1834.2610721087.

The spelling of 6171396471 in words is "six billion, one hundred seventy-one million, three hundred ninety-six thousand, four hundred seventy-one".