34716032581 has 2 divisors, whose sum is σ = 34716032582. Its totient is φ = 34716032580.

The previous prime is 34716032579. The next prime is 34716032591. The reversal of 34716032581 is 18523061743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24128651556 + 10587381025 = 155334^2 + 102895^2 .

It is a cyclic number.

It is not a de Polignac number, because 34716032581 - 2¹ = 34716032579 is a prime.

It is a super-2 number, since 2×34716032581² (a number of 22 digits) contains 22 as substring.

Together with 34716032579, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34716032591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17358016290 + 17358016291.

It is an arithmetic number, because the mean of its divisors is an integer number (17358016291).

Almost surely, 2^34716032581 is an apocalyptic number.

It is an amenable number.

34716032581 is a deficient number, since it is larger than the sum of its proper divisors (1).

34716032581 is an equidigital number, since it uses as much as digits as its factorization.

34716032581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 34716032581 in words is "thirty-four billion, seven hundred sixteen million, thirty-two thousand, five hundred eighty-one".