23391891828801 has 12 divisors (see below), whose sum is σ = 33995578310928. Its totient is φ = 15498922192344.

The previous prime is 23391891828787. The next prime is 23391891828871. The reversal of 23391891828801 is 10882819819332.

23391891828801 is a `hidden beast` number, since 2 + 3 + 391 + 8 + 91 + 82 + 8 + 80 + 1 = 666.

It is not a de Polignac number, because 23391891828801 - 2⁶ = 23391891828737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23391891828871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7972695135 + ... + 7972698068.

It is an arithmetic number, because the mean of its divisors is an integer number (2832964859244).

Almost surely, 2^{23391891828801} is an apocalyptic number.

It is an amenable number.

23391891828801 is a deficient number, since it is larger than the sum of its proper divisors (10603686482127).

23391891828801 is a wasteful number, since it uses less digits than its factorization.

23391891828801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15945393372 (or 15945393369 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 63.

The spelling of 23391891828801 in words is "twenty-three trillion, three hundred ninety-one billion, eight hundred ninety-one million, eight hundred twenty-eight thousand, eight hundred one".