64532765071 has 2 divisors, whose sum is σ = 64532765072. Its totient is φ = 64532765070.

The previous prime is 64532765047. The next prime is 64532765117. The reversal of 64532765071 is 17056723546.

It is an a-pointer prime, because the next prime (64532765117) can be obtained adding 64532765071 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64532765071 - 2⁹ = 64532764559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64532705071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32266382535 + 32266382536.

It is an arithmetic number, because the mean of its divisors is an integer number (32266382536).

Almost surely, 2^64532765071 is an apocalyptic number.

64532765071 is a deficient number, since it is larger than the sum of its proper divisors (1).

64532765071 is an equidigital number, since it uses as much as digits as its factorization.

64532765071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 64532765071 in words is "sixty-four billion, five hundred thirty-two million, seven hundred sixty-five thousand, seventy-one".