66328068082530 has 32 divisors (see below), whose sum is σ = 159188148794304. Its totient is φ = 17687397555776.

The previous prime is 66328068082501. The next prime is 66328068082559. The reversal of 66328068082530 is 3528086082366.

It is an interprime number because it is at equal distance from previous prime (66328068082501) and next prime (66328068082559).

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, 847069 + ... + 11548751.

It is an arithmetic number, because the mean of its divisors is an integer number (4974629649822).

Almost surely, 2^{66328068082530} is an apocalyptic number.

66328068082530 is an abundant number, since it is smaller than the sum of its proper divisors (92860080711774).

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

66328068082530 is a wasteful number, since it uses less digits than its factorization.

66328068082530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10908290.

The product of its (nonzero) digits is 19906560, while the sum is 57.

The spelling of 66328068082530 in words is "sixty-six trillion, three hundred twenty-eight billion, sixty-eight million, eighty-two thousand, five hundred thirty".