32401214421 has 16 divisors (see below), whose sum is σ = 43706018880. Its totient is φ = 21348821120.

The previous prime is 32401214407. The next prime is 32401214431. The reversal of 32401214421 is 12441210423.

It is a cyclic number.

It is not a de Polignac number, because 32401214421 - 2⁹ = 32401213909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32401214391 and 32401214400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32401214431) 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 15 ways as a sum of consecutive naturals, for example, 618571 + ... + 668903.

It is an arithmetic number, because the mean of its divisors is an integer number (2731626180).

Almost surely, 2^32401214421 is an apocalyptic number.

It is an amenable number.

32401214421 is a deficient number, since it is larger than the sum of its proper divisors (11304804459).

32401214421 is a wasteful number, since it uses less digits than its factorization.

32401214421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52836.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 32401214421 its reverse (12441210423), we get a palindrome (44842424844).

The spelling of 32401214421 in words is "thirty-two billion, four hundred one million, two hundred fourteen thousand, four hundred twenty-one".