66343227000 has 256 divisors, whose sum is σ = 212996459520. Its totient is φ = 17184960000.

The previous prime is 66343226981. The next prime is 66343227019. The reversal of 66343227000 is 72234366.

It is an interprime number because it is at equal distance from previous prime (66343226981) and next prime (66343227019).

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, 16374975 + ... + 16379025.

It is an arithmetic number, because the mean of its divisors is an integer number (832017420).

Almost surely, 2^66343227000 is an apocalyptic number.

66343227000 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 66343227000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106498229760).

66343227000 is an abundant number, since it is smaller than the sum of its proper divisors (146653232520).

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

66343227000 is a wasteful number, since it uses less digits than its factorization.

66343227000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231 (or 4217 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The spelling of 66343227000 in words is "sixty-six billion, three hundred forty-three million, two hundred twenty-seven thousand".