890453583659 has 2 divisors, whose sum is σ = 890453583660. Its totient is φ = 890453583658.

The previous prime is 890453583631. The next prime is 890453583661. The reversal of 890453583659 is 956385354098.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-890453583659 is a prime.

Together with 890453583661, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 890453583595 and 890453583604.

It is not a weakly prime, because it can be changed into another prime (890453583259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 445226791829 + 445226791830.

It is an arithmetic number, because the mean of its divisors is an integer number (445226791830).

Almost surely, 2^890453583659 is an apocalyptic number.

890453583659 is a deficient number, since it is larger than the sum of its proper divisors (1).

890453583659 is an equidigital number, since it uses as much as digits as its factorization.

890453583659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968000, while the sum is 65.

The spelling of 890453583659 in words is "eight hundred ninety billion, four hundred fifty-three million, five hundred eighty-three thousand, six hundred fifty-nine".