23504303351421 has 24 divisors (see below), whose sum is σ = 34748462919456. Its totient is φ = 15301492143840.

The previous prime is 23504303351383. The next prime is 23504303351453. The reversal of 23504303351421 is 12415330340532.

23504303351421 is a `hidden beast` number, since 2 + 3 + 50 + 43 + 0 + 33 + 514 + 21 = 666.

It is not a de Polignac number, because 23504303351421 - 2⁷ = 23504303351293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23504303351471) by changing a digit.

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, 5581770 + ... + 8841083.

It is an arithmetic number, because the mean of its divisors is an integer number (1447852621644).

Almost surely, 2^{23504303351421} is an apocalyptic number.

It is an amenable number.

23504303351421 is a deficient number, since it is larger than the sum of its proper divisors (11244159568035).

23504303351421 is a wasteful number, since it uses less digits than its factorization.

23504303351421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14427113 (or 14427110 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 23504303351421 its reverse (12415330340532), we get a palindrome (35919633691953).

The spelling of 23504303351421 in words is "twenty-three trillion, five hundred four billion, three hundred three million, three hundred fifty-one thousand, four hundred twenty-one".