32543220345 has 8 divisors (see below), whose sum is σ = 52069152576. Its totient is φ = 17356384176.

The previous prime is 32543220337. The next prime is 32543220373. The reversal of 32543220345 is 54302234523.

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

It is not a de Polignac number, because 32543220345 - 2³ = 32543220337 is a prime.

It is a super-2 number, since 2×32543220345² (a number of 22 digits) contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 1084773997 + ... + 1084774026.

It is an arithmetic number, because the mean of its divisors is an integer number (6508644072).

Almost surely, 2^32543220345 is an apocalyptic number.

It is an amenable number.

32543220345 is a deficient number, since it is larger than the sum of its proper divisors (19525932231).

32543220345 is a wasteful number, since it uses less digits than its factorization.

32543220345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169548031.

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 32543220345 its reverse (54302234523), we get a palindrome (86845454868).

The spelling of 32543220345 in words is "thirty-two billion, five hundred forty-three million, two hundred twenty thousand, three hundred forty-five".