23004777773 has 2 divisors, whose sum is σ = 23004777774. Its totient is φ = 23004777772.

The previous prime is 23004777769. The next prime is 23004777793. The reversal of 23004777773 is 37777740032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23002878889 + 1898884 = 151667^2 + 1378^2 .

It is a cyclic number.

It is not a de Polignac number, because 23004777773 - 2² = 23004777769 is a prime.

It is a super-2 number, since 2×23004777773² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23004777793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11502388886 + 11502388887.

It is an arithmetic number, because the mean of its divisors is an integer number (11502388887).

Almost surely, 2^23004777773 is an apocalyptic number.

It is an amenable number.

23004777773 is a deficient number, since it is larger than the sum of its proper divisors (1).

23004777773 is an equidigital number, since it uses as much as digits as its factorization.

23004777773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1210104, while the sum is 47.

The spelling of 23004777773 in words is "twenty-three billion, four million, seven hundred seventy-seven thousand, seven hundred seventy-three".