23808315501 has 14 divisors (see below), whose sum is σ = 35696144910. Its totient is φ = 15872209848.

The previous prime is 23808315463. The next prime is 23808315521. The reversal of 23808315501 is 10551380832.

23808315501 is a `hidden beast` number, since 23 + 8 + 0 + 83 + 1 + 550 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 23370459876 + 437855625 = 152874^2 + 20925^2 .

It is not a de Polignac number, because 23808315501 - 2⁶ = 23808315437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23808315521) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 16328706 + ... + 16330163.

Almost surely, 2^23808315501 is an apocalyptic number.

It is an amenable number.

23808315501 is a deficient number, since it is larger than the sum of its proper divisors (11887829409).

23808315501 is an frugal number, since it uses more digits than its factorization.

23808315501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32658887 (or 32658872 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 23808315501 in words is "twenty-three billion, eight hundred eight million, three hundred fifteen thousand, five hundred one".