23401413252 has 72 divisors (see below), whose sum is σ = 67619988800. Its totient is φ = 6684545088.

The previous prime is 23401413221. The next prime is 23401413253. The reversal of 23401413252 is 25231410432.

23401413252 is a `hidden beast` number, since 2 + 3 + 401 + 4 + 1 + 3 + 252 = 666.

It is a super-2 number, since 2×23401413252² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23401413253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1448274 + ... + 1464342.

Almost surely, 2^23401413252 is an apocalyptic number.

It is an amenable number.

23401413252 is an abundant number, since it is smaller than the sum of its proper divisors (44218575548).

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

23401413252 is a wasteful number, since it uses less digits than its factorization.

23401413252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21865 (or 21860 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 23401413252 its reverse (25231410432), we get a palindrome (48632823684).

The spelling of 23401413252 in words is "twenty-three billion, four hundred one million, four hundred thirteen thousand, two hundred fifty-two".