21341424123432 has 48 divisors (see below), whose sum is σ = 66056788955040. Its totient is φ = 6097549749408.

The previous prime is 21341424123281. The next prime is 21341424123443. The reversal of 21341424123432 is 23432142414312.

21341424123432 is a `hidden beast` number, since 2 + 1 + 3 + 414 + 2 + 4 + 1 + 234 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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, 21172047238 + ... + 21172048245.

It is an arithmetic number, because the mean of its divisors is an integer number (1376183103230).

Almost surely, 2^{21341424123432} is an apocalyptic number.

It is an amenable number.

21341424123432 is an abundant number, since it is smaller than the sum of its proper divisors (44715364831608).

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

21341424123432 is a wasteful number, since it uses less digits than its factorization.

21341424123432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42344095502 (or 42344095495 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

Adding to 21341424123432 its reverse (23432142414312), we get a palindrome (44773566537744).

The spelling of 21341424123432 in words is "twenty-one trillion, three hundred forty-one billion, four hundred twenty-four million, one hundred twenty-three thousand, four hundred thirty-two".