66314227060536 has 768 divisors, whose sum is σ = 219618739200000. Its totient is φ = 16563346974720.

The previous prime is 66314227060451. The next prime is 66314227060573. The reversal of 66314227060536 is 63506072241366.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7328344140 + ... + 7328353188.

It is an arithmetic number, because the mean of its divisors is an integer number (285961900000).

Almost surely, 2^{66314227060536} 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 66314227060536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109809369600000).

66314227060536 is an abundant number, since it is smaller than the sum of its proper divisors (153304512139464).

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

66314227060536 is a wasteful number, since it uses less digits than its factorization.

66314227060536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9217 (or 9152 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 51.

The spelling of 66314227060536 in words is "sixty-six trillion, three hundred fourteen billion, two hundred twenty-seven million, sixty thousand, five hundred thirty-six".