66339000000 has 1372 divisors, whose sum is σ = 303645175792. Its totient is φ = 13996800000.

The previous prime is 66338999953. The next prime is 66339000019. The reversal of 66339000000 is 93366.

66339000000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 195 ways as a sum of consecutive naturals, for example, 5102999994 + ... + 5103000006.

Almost surely, 2^66339000000 is an apocalyptic number.

66339000000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66339000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151822587896).

66339000000 is an abundant number, since it is smaller than the sum of its proper divisors (237306175792).

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

66339000000 is an frugal number, since it uses more digits than its factorization.

66339000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 66339000000 its reverse (93366), we get a palindrome (66339093366).

The spelling of 66339000000 in words is "sixty-six billion, three hundred thirty-nine million", and thus it is an aban number.