23240240535 has 16 divisors (see below), whose sum is σ = 38091322080. Its totient is φ = 12092482560.

The previous prime is 23240240521. The next prime is 23240240587. The reversal of 23240240535 is 53504204232.

It is not a de Polignac number, because 23240240535 - 2¹⁰ = 23240239511 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18893890 + ... + 18895119.

It is an arithmetic number, because the mean of its divisors is an integer number (2380707630).

Almost surely, 2^23240240535 is an apocalyptic number.

23240240535 is a deficient number, since it is larger than the sum of its proper divisors (14851081545).

23240240535 is a wasteful number, since it uses less digits than its factorization.

23240240535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37789058.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 23240240535 its reverse (53504204232), we get a palindrome (76744444767).

The spelling of 23240240535 in words is "twenty-three billion, two hundred forty million, two hundred forty thousand, five hundred thirty-five".