66636333711360 has 1200 divisors, whose sum is σ = 274371092626176. Its totient is φ = 15198547083264.

The previous prime is 66636333711359. The next prime is 66636333711403. The reversal of 66636333711360 is 6311733363666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 66636333711297 and 66636333711306.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142690221847 + ... + 142690222313.

Almost surely, 2^{66636333711360} is an apocalyptic number.

66636333711360 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 66636333711360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137185546313088).

66636333711360 is an abundant number, since it is smaller than the sum of its proper divisors (207734758914816).

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

66636333711360 is an frugal number, since it uses more digits than its factorization.

66636333711360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 13226976, while the sum is 54.

The spelling of 66636333711360 in words is "sixty-six trillion, six hundred thirty-six billion, three hundred thirty-three million, seven hundred eleven thousand, three hundred sixty".