6402671171744 has 24 divisors (see below), whose sum is σ = 12843093945780. Its totient is φ = 3140933026816.

The previous prime is 6402671171719. The next prime is 6402671171753. The reversal of 6402671171744 is 4471711762046.

It can be written as a sum of positive squares in 2 ways, for example, as 6081649210000 + 321021961744 = 2466100^2 + 566588^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6402671171692 and 6402671171701.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887578249 + ... + 1887581640.

Almost surely, 2^{6402671171744} is an apocalyptic number.

It is an amenable number.

6402671171744 is an abundant number, since it is smaller than the sum of its proper divisors (6440422774036).

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

6402671171744 is a wasteful number, since it uses less digits than its factorization.

6402671171744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775159952 (or 3775159944 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 6402671171744 in words is "six trillion, four hundred two billion, six hundred seventy-one million, one hundred seventy-one thousand, seven hundred forty-four".