1640053560011 has 2 divisors, whose sum is σ = 1640053560012. Its totient is φ = 1640053560010.

The previous prime is 1640053559951. The next prime is 1640053560043. The reversal of 1640053560011 is 1100653500461.

It is an a-pointer prime, because the next prime (1640053560043) can be obtained adding 1640053560011 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1640053560011 - 2³⁰ = 1638979818187 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1640053560011.

It is not a weakly prime, because it can be changed into another prime (1640053568011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820026780005 + 820026780006.

It is an arithmetic number, because the mean of its divisors is an integer number (820026780006).

Almost surely, 2^{1640053560011} is an apocalyptic number.

1640053560011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1640053560011 is an equidigital number, since it uses as much as digits as its factorization.

1640053560011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 1640053560011 in words is "one trillion, six hundred forty billion, fifty-three million, five hundred sixty thousand, eleven".