6495697671 has 8 divisors (see below), whose sum is σ = 9170396784. Its totient is φ = 4075731840.

The previous prime is 6495697669. The next prime is 6495697673. The reversal of 6495697671 is 1767965946.

It is an interprime number because it is at equal distance from previous prime (6495697669) and next prime (6495697673).

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

It is not a de Polignac number, because 6495697671 - 2¹ = 6495697669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6495697673) 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, 63683260 + ... + 63683361.

It is an arithmetic number, because the mean of its divisors is an integer number (1146299598).

Almost surely, 2^6495697671 is an apocalyptic number.

6495697671 is a deficient number, since it is larger than the sum of its proper divisors (2674699113).

6495697671 is a wasteful number, since it uses less digits than its factorization.

6495697671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127366641.

The product of its digits is 17146080, while the sum is 60.

The square root of 6495697671 is about 80595.8911545744. The cubic root of 6495697671 is about 1865.8437313492.

The spelling of 6495697671 in words is "six billion, four hundred ninety-five million, six hundred ninety-seven thousand, six hundred seventy-one".