32421421304 has 8 divisors (see below), whose sum is σ = 60790164960. Its totient is φ = 16210710648.

The previous prime is 32421421301. The next prime is 32421421313. The reversal of 32421421304 is 40312412423.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×32421421304² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32421421301) 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 as a sum of consecutive naturals, namely, 2026338824 + ... + 2026338839.

It is an arithmetic number, because the mean of its divisors is an integer number (7598770620).

Almost surely, 2^32421421304 is an apocalyptic number.

It is an amenable number.

32421421304 is a deficient number, since it is larger than the sum of its proper divisors (28368743656).

32421421304 is a wasteful number, since it uses less digits than its factorization.

32421421304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052677669 (or 4052677665 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 32421421304 its reverse (40312412423), we get a palindrome (72733833727).

The spelling of 32421421304 in words is "thirty-two billion, four hundred twenty-one million, four hundred twenty-one thousand, three hundred four".