64058765891 has 2 divisors, whose sum is σ = 64058765892. Its totient is φ = 64058765890.

The previous prime is 64058765833. The next prime is 64058766041. The reversal of 64058765891 is 19856785046.

It is a happy number.

64058765891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64058765891 - 2²² = 64054571587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64058765891.

It is not a weakly prime, because it can be changed into another prime (64058765801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32029382945 + 32029382946.

It is an arithmetic number, because the mean of its divisors is an integer number (32029382946).

Almost surely, 2^64058765891 is an apocalyptic number.

64058765891 is a deficient number, since it is larger than the sum of its proper divisors (1).

64058765891 is an equidigital number, since it uses as much as digits as its factorization.

64058765891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14515200, while the sum is 59.

The spelling of 64058765891 in words is "sixty-four billion, fifty-eight million, seven hundred sixty-five thousand, eight hundred ninety-one".