21333432414304 has 12 divisors (see below), whose sum is σ = 42000195065724. Its totient is φ = 10666716207136.

The previous prime is 21333432414193. The next prime is 21333432414353. The reversal of 21333432414304 is 40341423433312.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 333334881442 + ... + 333334881505.

It is an arithmetic number, because the mean of its divisors is an integer number (3500016255477).

Almost surely, 2^{21333432414304} is an apocalyptic number.

It is an amenable number.

21333432414304 is a deficient number, since it is larger than the sum of its proper divisors (20666762651420).

21333432414304 is an equidigital number, since it uses as much as digits as its factorization.

21333432414304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666669762957 (or 666669762949 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 21333432414304 its reverse (40341423433312), we get a palindrome (61674855847616).

The spelling of 21333432414304 in words is "twenty-one trillion, three hundred thirty-three billion, four hundred thirty-two million, four hundred fourteen thousand, three hundred four".