66004802242860 has 48 divisors (see below), whose sum is σ = 199029865226976. Its totient is φ = 16247335936512.

The previous prime is 66004802242741. The next prime is 66004802242891. The reversal of 66004802242860 is 6824220840066.

It is a happy 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, 42310769889 + ... + 42310771448.

It is an arithmetic number, because the mean of its divisors is an integer number (4146455525562).

Almost surely, 2^{66004802242860} is an apocalyptic number.

66004802242860 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66004802242860 is an abundant number, since it is smaller than the sum of its proper divisors (133025062984116).

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

66004802242860 is a wasteful number, since it uses less digits than its factorization.

66004802242860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84621541362 (or 84621541360 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 48.

The spelling of 66004802242860 in words is "sixty-six trillion, four billion, eight hundred two million, two hundred forty-two thousand, eight hundred sixty".