6386967540408 has 64 divisors (see below), whose sum is σ = 19652207823360. Its totient is φ = 1684474955136.

The previous prime is 6386967540397. The next prime is 6386967540413. The reversal of 6386967540408 is 8040457696836.

It is a super-2 number, since 2×6386967540408² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462215660 + ... + 1462220027.

It is an arithmetic number, because the mean of its divisors is an integer number (307065747240).

Almost surely, 2^{6386967540408} is an apocalyptic number.

It is an amenable number.

6386967540408 is an abundant number, since it is smaller than the sum of its proper divisors (13265240282952).

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

6386967540408 is a wasteful number, since it uses less digits than its factorization.

6386967540408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924435716 (or 2924435712 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 66.

The spelling of 6386967540408 in words is "six trillion, three hundred eighty-six billion, nine hundred sixty-seven million, five hundred forty thousand, four hundred eight".