66231095884000 has 384 divisors, whose sum is σ = 170019858677760. Its totient is φ = 25328104704000.

The previous prime is 66231095883989. The next prime is 66231095884021. The reversal of 66231095884000 is 48859013266.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3763763202 + ... + 3763780798.

It is an arithmetic number, because the mean of its divisors is an integer number (442760048640).

Almost surely, 2^{66231095884000} 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 66231095884000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85009929338880).

66231095884000 is an abundant number, since it is smaller than the sum of its proper divisors (103788762793760).

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

66231095884000 is a wasteful number, since it uses less digits than its factorization.

66231095884000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18019 (or 18001 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 66231095884000 in words is "sixty-six trillion, two hundred thirty-one billion, ninety-five million, eight hundred eighty-four thousand".