23473163653 has 2 divisors, whose sum is σ = 23473163654. Its totient is φ = 23473163652.

The previous prime is 23473163591. The next prime is 23473163687. The reversal of 23473163653 is 35636137432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23455841409 + 17322244 = 153153^2 + 4162^2 .

It is a cyclic number.

It is not a de Polignac number, because 23473163653 - 2²¹ = 23471066501 is a prime.

It is a super-3 number, since 3×23473163653³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23473163053) 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, 11736581826 + 11736581827.

It is an arithmetic number, because the mean of its divisors is an integer number (11736581827).

Almost surely, 2^23473163653 is an apocalyptic number.

It is an amenable number.

23473163653 is a deficient number, since it is larger than the sum of its proper divisors (1).

23473163653 is an equidigital number, since it uses as much as digits as its factorization.

23473163653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 43.

The spelling of 23473163653 in words is "twenty-three billion, four hundred seventy-three million, one hundred sixty-three thousand, six hundred fifty-three".