32120996563 has 2 divisors, whose sum is σ = 32120996564. Its totient is φ = 32120996562.

The previous prime is 32120996561. The next prime is 32120996623. The reversal of 32120996563 is 36569902123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32120996563 - 2¹ = 32120996561 is a prime.

Together with 32120996561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (32120996561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060498281 + 16060498282.

It is an arithmetic number, because the mean of its divisors is an integer number (16060498282).

Almost surely, 2^32120996563 is an apocalyptic number.

32120996563 is a deficient number, since it is larger than the sum of its proper divisors (1).

32120996563 is an equidigital number, since it uses as much as digits as its factorization.

32120996563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 46.

The spelling of 32120996563 in words is "thirty-two billion, one hundred twenty million, nine hundred ninety-six thousand, five hundred sixty-three".