23240400001 has 24 divisors (see below), whose sum is σ = 30385140800. Its totient is φ = 17306341632.

The previous prime is 23240399999. The next prime is 23240400049. The reversal of 23240400001 is 10000404232.

It is not a de Polignac number, because 23240400001 - 2¹ = 23240399999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23240400061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415551 + ... + 468148.

Almost surely, 2^23240400001 is an apocalyptic number.

It is an amenable number.

23240400001 is a deficient number, since it is larger than the sum of its proper divisors (7144740799).

23240400001 is a wasteful number, since it uses less digits than its factorization.

23240400001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883753 (or 883736 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 23240400001 its reverse (10000404232), we get a palindrome (33240804233).

The spelling of 23240400001 in words is "twenty-three billion, two hundred forty million, four hundred thousand, one".