32421104210445 has 128 divisors (see below), whose sum is σ = 57801978432000. Its totient is φ = 15441330831360.

The previous prime is 32421104210431. The next prime is 32421104210449. The reversal of 32421104210445 is 54401240112423.

It is not a de Polignac number, because 32421104210445 - 2⁹ = 32421104209933 is a prime.

It is a super-2 number, since 2×32421104210445² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32421104210449) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1466410051 + ... + 1466432159.

It is an arithmetic number, because the mean of its divisors is an integer number (451577956500).

Almost surely, 2^{32421104210445} is an apocalyptic number.

It is an amenable number.

32421104210445 is a deficient number, since it is larger than the sum of its proper divisors (25380874221555).

32421104210445 is a wasteful number, since it uses less digits than its factorization.

32421104210445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25583.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 32421104210445 its reverse (54401240112423), we get a palindrome (86822344322868).

The spelling of 32421104210445 in words is "thirty-two trillion, four hundred twenty-one billion, one hundred four million, two hundred ten thousand, four hundred forty-five".