2590221680659 has 2 divisors, whose sum is σ = 2590221680660. Its totient is φ = 2590221680658.

The previous prime is 2590221680633. The next prime is 2590221680687. The reversal of 2590221680659 is 9560861220952.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2590221680659 is a prime.

It is not a weakly prime, because it can be changed into another prime (2590221680609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1295110840329 + 1295110840330.

It is an arithmetic number, because the mean of its divisors is an integer number (1295110840330).

Almost surely, 2^{2590221680659} is an apocalyptic number.

2590221680659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2590221680659 is an equidigital number, since it uses as much as digits as its factorization.

2590221680659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 2590221680659 in words is "two trillion, five hundred ninety billion, two hundred twenty-one million, six hundred eighty thousand, six hundred fifty-nine".