6481385184486 has 16 divisors (see below), whose sum is σ = 12962897286768. Its totient is φ = 2160440575200.

The previous prime is 6481385184451. The next prime is 6481385184487. The reversal of 6481385184486 is 6844815831846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6481385184487) 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, 4617825 + ... + 5855516.

It is an arithmetic number, because the mean of its divisors is an integer number (810181080423).

Almost surely, 2^{6481385184486} is an apocalyptic number.

6481385184486 is an abundant number, since it is smaller than the sum of its proper divisors (6481512102282).

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

6481385184486 is a wasteful number, since it uses less digits than its factorization.

6481385184486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10576487.

The product of its digits is 141557760, while the sum is 66.

The spelling of 6481385184486 in words is "six trillion, four hundred eighty-one billion, three hundred eighty-five million, one hundred eighty-four thousand, four hundred eighty-six".