23042809672733 has 2 divisors, whose sum is σ = 23042809672734. Its totient is φ = 23042809672732.

The previous prime is 23042809672717. The next prime is 23042809672747. The reversal of 23042809672733 is 33727690824032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20168964234169 + 2873845438564 = 4490987^2 + 1695242^2 .

It is a cyclic number.

It is not a de Polignac number, because 23042809672733 - 2⁴ = 23042809672717 is a prime.

It is a super-2 number, since 2×23042809672733² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23042809674733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11521404836366 + 11521404836367.

It is an arithmetic number, because the mean of its divisors is an integer number (11521404836367).

Almost surely, 2^{23042809672733} is an apocalyptic number.

It is an amenable number.

23042809672733 is a deficient number, since it is larger than the sum of its proper divisors (1).

23042809672733 is an equidigital number, since it uses as much as digits as its factorization.

23042809672733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18289152, while the sum is 56.

The spelling of 23042809672733 in words is "twenty-three trillion, forty-two billion, eight hundred nine million, six hundred seventy-two thousand, seven hundred thirty-three".