64046640611 has 2 divisors, whose sum is σ = 64046640612. Its totient is φ = 64046640610.

The previous prime is 64046640601. The next prime is 64046640613. The reversal of 64046640611 is 11604664046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64046640611 - 2²⁶ = 63979531747 is a prime.

Together with 64046640613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64046640613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32023320305 + 32023320306.

It is an arithmetic number, because the mean of its divisors is an integer number (32023320306).

Almost surely, 2^64046640611 is an apocalyptic number.

64046640611 is a deficient number, since it is larger than the sum of its proper divisors (1).

64046640611 is an equidigital number, since it uses as much as digits as its factorization.

64046640611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 64046640611 in words is "sixty-four billion, forty-six million, six hundred forty thousand, six hundred eleven".