2073423727066 has 4 divisors (see below), whose sum is σ = 3110135590602. Its totient is φ = 1036711863532.

The previous prime is 2073423727061. The next prime is 2073423727117. The reversal of 2073423727066 is 6607273243702.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1983953943841 + 89469783225 = 1408529^2 + 299115^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2073423727061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518355931765 + ... + 518355931768.

Almost surely, 2^{2073423727066} is an apocalyptic number.

2073423727066 is a deficient number, since it is larger than the sum of its proper divisors (1036711863536).

2073423727066 is a wasteful number, since it uses less digits than its factorization.

2073423727066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036711863535.

The product of its (nonzero) digits is 3556224, while the sum is 49.

The spelling of 2073423727066 in words is "two trillion, seventy-three billion, four hundred twenty-three million, seven hundred twenty-seven thousand, sixty-six".