65432957559971 has 2 divisors, whose sum is σ = 65432957559972. Its totient is φ = 65432957559970.

The previous prime is 65432957559961. The next prime is 65432957559973. The reversal of 65432957559971 is 17995575923456.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65432957559971 is a prime.

Together with 65432957559973, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 65432957559892 and 65432957559901.

It is not a weakly prime, because it can be changed into another prime (65432957559973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32716478779985 + 32716478779986.

It is an arithmetic number, because the mean of its divisors is an integer number (32716478779986).

Almost surely, 2^{65432957559971} is an apocalyptic number.

65432957559971 is a deficient number, since it is larger than the sum of its proper divisors (1).

65432957559971 is an equidigital number, since it uses as much as digits as its factorization.

65432957559971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3214890000, while the sum is 77.

The spelling of 65432957559971 in words is "sixty-five trillion, four hundred thirty-two billion, nine hundred fifty-seven million, five hundred fifty-nine thousand, nine hundred seventy-one".