32420972659 has 2 divisors, whose sum is σ = 32420972660. Its totient is φ = 32420972658.

The previous prime is 32420972651. The next prime is 32420972681. The reversal of 32420972659 is 95627902423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32420972659 - 2³ = 32420972651 is a prime.

It is a super-2 number, since 2×32420972659² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32420972651) by changing a digit.

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 as a sum of consecutive naturals, namely, 16210486329 + 16210486330.

It is an arithmetic number, because the mean of its divisors is an integer number (16210486330).

Almost surely, 2^32420972659 is an apocalyptic number.

32420972659 is a deficient number, since it is larger than the sum of its proper divisors (1).

32420972659 is an equidigital number, since it uses as much as digits as its factorization.

32420972659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 32420972659 in words is "thirty-two billion, four hundred twenty million, nine hundred seventy-two thousand, six hundred fifty-nine".