23004306657 has 12 divisors (see below), whose sum is σ = 33305188644. Its totient is φ = 15300783360.

The previous prime is 23004306623. The next prime is 23004306667. The reversal of 23004306657 is 75660340032.

It can be written as a sum of positive squares in 2 ways, for example, as 6458372496 + 16545934161 = 80364^2 + 128631^2 .

It is not a de Polignac number, because 23004306657 - 2⁷ = 23004306529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23004306667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2947644 + ... + 2955437.

It is an arithmetic number, because the mean of its divisors is an integer number (2775432387).

Almost surely, 2^23004306657 is an apocalyptic number.

It is an amenable number.

23004306657 is a deficient number, since it is larger than the sum of its proper divisors (10300881987).

23004306657 is a wasteful number, since it uses less digits than its factorization.

23004306657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5903520 (or 5903517 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

Adding to 23004306657 its reverse (75660340032), we get a palindrome (98664646689).

The spelling of 23004306657 in words is "twenty-three billion, four million, three hundred six thousand, six hundred fifty-seven".