32140442413421 has 8 divisors (see below), whose sum is σ = 34105522888440. Its totient is φ = 30183635962368.

The previous prime is 32140442413403. The next prime is 32140442413433. The reversal of 32140442413421 is 12431424404123.

It can be written as a sum of positive squares in 4 ways, for example, as 15034897680196 + 17105544733225 = 3877486^2 + 4135885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32140442413421 - 2¹⁸ = 32140442151277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32140442413021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068497986 + ... + 2068513523.

It is an arithmetic number, because the mean of its divisors is an integer number (4263190361055).

Almost surely, 2^{32140442413421} is an apocalyptic number.

It is an amenable number.

32140442413421 is a deficient number, since it is larger than the sum of its proper divisors (1965080475019).

32140442413421 is a wasteful number, since it uses less digits than its factorization.

32140442413421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4137011983.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 32140442413421 its reverse (12431424404123), we get a palindrome (44571866817544).

The spelling of 32140442413421 in words is "thirty-two trillion, one hundred forty billion, four hundred forty-two million, four hundred thirteen thousand, four hundred twenty-one".