32011828649 has 2 divisors, whose sum is σ = 32011828650. Its totient is φ = 32011828648.

The previous prime is 32011828643. The next prime is 32011828711. The reversal of 32011828649 is 94682811023.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31931188249 + 80640400 = 178693^2 + 8980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32011828649 is a prime.

It is not a weakly prime, because it can be changed into another prime (32011828643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16005914324 + 16005914325.

It is an arithmetic number, because the mean of its divisors is an integer number (16005914325).

Almost surely, 2^32011828649 is an apocalyptic number.

It is an amenable number.

32011828649 is a deficient number, since it is larger than the sum of its proper divisors (1).

32011828649 is an equidigital number, since it uses as much as digits as its factorization.

32011828649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 32011828649 in words is "thirty-two billion, eleven million, eight hundred twenty-eight thousand, six hundred forty-nine".