32880900649 has 2 divisors, whose sum is σ = 32880900650. Its totient is φ = 32880900648.

The previous prime is 32880900631. The next prime is 32880900779. The reversal of 32880900649 is 94600908823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29403675625 + 3477225024 = 171475^2 + 58968^2 .

It is a cyclic number.

It is not a de Polignac number, because 32880900649 - 2¹⁷ = 32880769577 is a prime.

It is not a weakly prime, because it can be changed into another prime (32880900049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16440450324 + 16440450325.

It is an arithmetic number, because the mean of its divisors is an integer number (16440450325).

Almost surely, 2^32880900649 is an apocalyptic number.

It is an amenable number.

32880900649 is a deficient number, since it is larger than the sum of its proper divisors (1).

32880900649 is an equidigital number, since it uses as much as digits as its factorization.

32880900649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 32880900649 in words is "thirty-two billion, eight hundred eighty million, nine hundred thousand, six hundred forty-nine".