6442671493548 has 96 divisors (see below), whose sum is σ = 17338260280320. Its totient is φ = 2067407565120.

The previous prime is 6442671493529. The next prime is 6442671493613. The reversal of 6442671493548 is 8453941762446.

6442671493548 is a `hidden beast` number, since 6 + 4 + 4 + 26 + 71 + 493 + 54 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10093986 + ... + 10713257.

It is an arithmetic number, because the mean of its divisors is an integer number (180606877920).

Almost surely, 2^{6442671493548} is an apocalyptic number.

It is an amenable number.

6442671493548 is an abundant number, since it is smaller than the sum of its proper divisors (10895588786772).

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

6442671493548 is a wasteful number, since it uses less digits than its factorization.

6442671493548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20807364 (or 20807356 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 63.

The spelling of 6442671493548 in words is "six trillion, four hundred forty-two billion, six hundred seventy-one million, four hundred ninety-three thousand, five hundred forty-eight".