6081583437666 has 72 divisors (see below), whose sum is σ = 14530729925712. Its totient is φ = 1836900925200.

The previous prime is 6081583437659. The next prime is 6081583437679. The reversal of 6081583437666 is 6667343851806.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3879040 + ... + 5216331.

Almost surely, 2^{6081583437666} is an apocalyptic number.

6081583437666 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6081583437666 is an abundant number, since it is smaller than the sum of its proper divisors (8449146488046).

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

6081583437666 is a wasteful number, since it uses less digits than its factorization.

6081583437666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9095708 (or 9095694 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 63.

The spelling of 6081583437666 in words is "six trillion, eighty-one billion, five hundred eighty-three million, four hundred thirty-seven thousand, six hundred sixty-six".