23554121412 has 72 divisors (see below), whose sum is σ = 56579904864. Its totient is φ = 7626371328.

The previous prime is 23554121399. The next prime is 23554121467. The reversal of 23554121412 is 21412145532.

It is a self number, because there is not a number n which added to its sum of digits gives 23554121412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18020863 + ... + 18022169.

It is an arithmetic number, because the mean of its divisors is an integer number (785832012).

Almost surely, 2^23554121412 is an apocalyptic number.

It is an amenable number.

23554121412 is an abundant number, since it is smaller than the sum of its proper divisors (33025783452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23554121412 is a wasteful number, since it uses less digits than its factorization.

23554121412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485 (or 2446 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

Adding to 23554121412 its reverse (21412145532), we get a palindrome (44966266944).

The spelling of 23554121412 in words is "twenty-three billion, five hundred fifty-four million, one hundred twenty-one thousand, four hundred twelve".