2064547222091 has 2 divisors, whose sum is σ = 2064547222092. Its totient is φ = 2064547222090.

The previous prime is 2064547222037. The next prime is 2064547222117. The reversal of 2064547222091 is 1902227454602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2064547222091 - 2⁶ = 2064547222027 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2064547222021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032273611045 + 1032273611046.

It is an arithmetic number, because the mean of its divisors is an integer number (1032273611046).

Almost surely, 2^{2064547222091} is an apocalyptic number.

2064547222091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2064547222091 is an equidigital number, since it uses as much as digits as its factorization.

2064547222091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 2064547222091 in words is "two trillion, sixty-four billion, five hundred forty-seven million, two hundred twenty-two thousand, ninety-one".