66325701200 has 120 divisors (see below), whose sum is σ = 173926177536. Its totient is φ = 24105600000.

The previous prime is 66325701191. The next prime is 66325701217. The reversal of 66325701200 is 210752366.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13201889 + ... + 13206911.

Almost surely, 2^66325701200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66325701200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86963088768).

66325701200 is an abundant number, since it is smaller than the sum of its proper divisors (107600476336).

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

66325701200 is a wasteful number, since it uses less digits than its factorization.

66325701200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053 (or 8042 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 66325701200 in words is "sixty-six billion, three hundred twenty-five million, seven hundred one thousand, two hundred".