32077209991 has 2 divisors, whose sum is σ = 32077209992. Its totient is φ = 32077209990.

The previous prime is 32077209959. The next prime is 32077210013. The reversal of 32077209991 is 19990277023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32077209991 - 2⁵ = 32077209959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32077209391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16038604995 + 16038604996.

It is an arithmetic number, because the mean of its divisors is an integer number (16038604996).

Almost surely, 2^32077209991 is an apocalyptic number.

32077209991 is a deficient number, since it is larger than the sum of its proper divisors (1).

32077209991 is an equidigital number, since it uses as much as digits as its factorization.

32077209991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 49.

The spelling of 32077209991 in words is "thirty-two billion, seventy-seven million, two hundred nine thousand, nine hundred ninety-one".