66373354703 has 2 divisors, whose sum is σ = 66373354704. Its totient is φ = 66373354702.

The previous prime is 66373354673. The next prime is 66373354781. The reversal of 66373354703 is 30745337366.

66373354703 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66373354703 - 2¹⁴ = 66373338319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66373354783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33186677351 + 33186677352.

It is an arithmetic number, because the mean of its divisors is an integer number (33186677352).

Almost surely, 2^66373354703 is an apocalyptic number.

66373354703 is a deficient number, since it is larger than the sum of its proper divisors (1).

66373354703 is an equidigital number, since it uses as much as digits as its factorization.

66373354703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 47.

The spelling of 66373354703 in words is "sixty-six billion, three hundred seventy-three million, three hundred fifty-four thousand, seven hundred three".