32421212344 has 48 divisors (see below), whose sum is σ = 63659811600. Its totient is φ = 15478450944.

The previous prime is 32421212339. The next prime is 32421212353. The reversal of 32421212344 is 44321212423.

It is a super-2 number, since 2×32421212344² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2503117 + ... + 2516035.

It is an arithmetic number, because the mean of its divisors is an integer number (1326246075).

Almost surely, 2^32421212344 is an apocalyptic number.

It is an amenable number.

32421212344 is a deficient number, since it is larger than the sum of its proper divisors (31238599256).

32421212344 is a wasteful number, since it uses less digits than its factorization.

32421212344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13564 (or 13537 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

Adding to 32421212344 its reverse (44321212423), we get a palindrome (76742424767).

The spelling of 32421212344 in words is "thirty-two billion, four hundred twenty-one million, two hundred twelve thousand, three hundred forty-four".