23324000257 has 4 divisors (see below), whose sum is σ = 23491798960. Its totient is φ = 23156201556.

The previous prime is 23324000243. The next prime is 23324000261. The reversal of 23324000257 is 75200042332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23324000257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23324000657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83899143 + ... + 83899420.

It is an arithmetic number, because the mean of its divisors is an integer number (5872949740).

It is a Proth number, since it is equal to 44487 ⋅ 2¹⁹ + 1 and 44487 < 2¹⁹.

Almost surely, 2^23324000257 is an apocalyptic number.

It is an amenable number.

23324000257 is a deficient number, since it is larger than the sum of its proper divisors (167798703).

23324000257 is a wasteful number, since it uses less digits than its factorization.

23324000257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167798702.

The product of its (nonzero) digits is 10080, while the sum is 28.

Adding to 23324000257 its reverse (75200042332), we get a palindrome (98524042589).

The spelling of 23324000257 in words is "twenty-three billion, three hundred twenty-four million, two hundred fifty-seven", and thus it is an aban number.