65397705143 has 2 divisors, whose sum is σ = 65397705144. Its totient is φ = 65397705142.

The previous prime is 65397705103. The next prime is 65397705151. The reversal of 65397705143 is 34150779356.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65397705143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65397705091 and 65397705100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65397705103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32698852571 + 32698852572.

It is an arithmetic number, because the mean of its divisors is an integer number (32698852572).

Almost surely, 2^65397705143 is an apocalyptic number.

65397705143 is a deficient number, since it is larger than the sum of its proper divisors (1).

65397705143 is an equidigital number, since it uses as much as digits as its factorization.

65397705143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2381400, while the sum is 50.

The spelling of 65397705143 in words is "sixty-five billion, three hundred ninety-seven million, seven hundred five thousand, one hundred forty-three".