66310027326222 has 16 divisors (see below), whose sum is σ = 133933124501712. Its totient is φ = 21884497467200.

The previous prime is 66310027326181. The next prime is 66310027326271. The reversal of 66310027326222 is 22262372001366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54711243063 + ... + 54711244274.

It is an arithmetic number, because the mean of its divisors is an integer number (8370820281357).

Almost surely, 2^{66310027326222} is an apocalyptic number.

66310027326222 is an abundant number, since it is smaller than the sum of its proper divisors (67623097175490).

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

66310027326222 is a wasteful number, since it uses less digits than its factorization.

66310027326222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109422487443.

The product of its (nonzero) digits is 435456, while the sum is 42.

Adding to 66310027326222 its reverse (22262372001366), we get a palindrome (88572399327588).

The spelling of 66310027326222 in words is "sixty-six trillion, three hundred ten billion, twenty-seven million, three hundred twenty-six thousand, two hundred twenty-two".