6407171371896 has 64 divisors (see below), whose sum is σ = 16032558091680. Its totient is φ = 2133774090240.

The previous prime is 6407171371847. The next prime is 6407171371933. The reversal of 6407171371896 is 6981731717046.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120688110 + ... + 120741186.

Almost surely, 2^{6407171371896} is an apocalyptic number.

It is an amenable number.

6407171371896 is an abundant number, since it is smaller than the sum of its proper divisors (9625386719784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6407171371896 is a wasteful number, since it uses less digits than its factorization.

6407171371896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57584 (or 57580 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 60.

The spelling of 6407171371896 in words is "six trillion, four hundred seven billion, one hundred seventy-one million, three hundred seventy-one thousand, eight hundred ninety-six".