66337192000 has 112 divisors (see below), whose sum is σ = 164631063168. Its totient is φ = 26478835200.

The previous prime is 66337191959. The next prime is 66337192001. The reversal of 66337192000 is 29173366.

It is not an unprimeable number, because it can be changed into a prime (66337192001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3887487 + ... + 3904513.

Almost surely, 2^66337192000 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 66337192000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82315531584).

66337192000 is an abundant number, since it is smaller than the sum of its proper divisors (98293871168).

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

66337192000 is a wasteful number, since it uses less digits than its factorization.

66337192000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17541 (or 17521 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

The spelling of 66337192000 in words is "sixty-six billion, three hundred thirty-seven million, one hundred ninety-two thousand".