23400000563 has 8 divisors (see below), whose sum is σ = 24849560400. Its totient is φ = 21972238848.

The previous prime is 23400000517. The next prime is 23400000593. The reversal of 23400000563 is 36500000432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23400000563 - 2¹² = 23399996467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23400000593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5447318 + ... + 5451611.

It is an arithmetic number, because the mean of its divisors is an integer number (3106195050).

Almost surely, 2^23400000563 is an apocalyptic number.

23400000563 is a deficient number, since it is larger than the sum of its proper divisors (1449559837).

23400000563 is a wasteful number, since it uses less digits than its factorization.

23400000563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10899061.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 23400000563 its reverse (36500000432), we get a palindrome (59900000995).

The spelling of 23400000563 in words is "twenty-three billion, four hundred million, five hundred sixty-three", and thus it is an aban number.