66711110667037 has 32 divisors (see below), whose sum is σ = 70197654786048. Its totient is φ = 63331779272256.

The previous prime is 66711110667001. The next prime is 66711110667043. The reversal of 66711110667037 is 73076601111766.

66711110667037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 66711110667037 - 2³⁹ = 66161354853149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66711110667437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2102644668 + ... + 2102676394.

It is an arithmetic number, because the mean of its divisors is an integer number (2193676712064).

Almost surely, 2^{66711110667037} is an apocalyptic number.

66711110667037 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

66711110667037 is a deficient number, since it is larger than the sum of its proper divisors (3486544119011).

66711110667037 is a wasteful number, since it uses less digits than its factorization.

66711110667037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39865.

The product of its (nonzero) digits is 1333584, while the sum is 52.

The spelling of 66711110667037 in words is "sixty-six trillion, seven hundred eleven billion, one hundred ten million, six hundred sixty-seven thousand, thirty-seven".