66335122695 has 16 divisors (see below), whose sum is σ = 106192787040. Its totient is φ = 35359868544.

The previous prime is 66335122603. The next prime is 66335122699. The reversal of 66335122695 is 59622153366.

It is not a de Polignac number, because 66335122695 - 2¹¹ = 66335120647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66335122699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1149880 + ... + 1206189.

It is an arithmetic number, because the mean of its divisors is an integer number (6637049190).

Almost surely, 2^66335122695 is an apocalyptic number.

66335122695 is a deficient number, since it is larger than the sum of its proper divisors (39857664345).

66335122695 is a wasteful number, since it uses less digits than its factorization.

66335122695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357954.

The product of its digits is 1749600, while the sum is 48.

The spelling of 66335122695 in words is "sixty-six billion, three hundred thirty-five million, one hundred twenty-two thousand, six hundred ninety-five".