32617732949 has 2 divisors, whose sum is σ = 32617732950. Its totient is φ = 32617732948.

The previous prime is 32617732897. The next prime is 32617732999. The reversal of 32617732949 is 94923771623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22723452049 + 9894280900 = 150743^2 + 99470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32617732949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32617732949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32617732999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16308866474 + 16308866475.

It is an arithmetic number, because the mean of its divisors is an integer number (16308866475).

Almost surely, 2^32617732949 is an apocalyptic number.

It is an amenable number.

32617732949 is a deficient number, since it is larger than the sum of its proper divisors (1).

32617732949 is an equidigital number, since it uses as much as digits as its factorization.

32617732949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3429216, while the sum is 53.

The spelling of 32617732949 in words is "thirty-two billion, six hundred seventeen million, seven hundred thirty-two thousand, nine hundred forty-nine".