1798162785883 has 2 divisors, whose sum is σ = 1798162785884. Its totient is φ = 1798162785882.

The previous prime is 1798162785869. The next prime is 1798162785953. The reversal of 1798162785883 is 3885872618971.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1798162785883 is a prime.

It is not a weakly prime, because it can be changed into another prime (1798162785583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 899081392941 + 899081392942.

It is an arithmetic number, because the mean of its divisors is an integer number (899081392942).

Almost surely, 2^{1798162785883} is an apocalyptic number.

1798162785883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1798162785883 is an equidigital number, since it uses as much as digits as its factorization.

1798162785883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 325140480, while the sum is 73.

The spelling of 1798162785883 in words is "one trillion, seven hundred ninety-eight billion, one hundred sixty-two million, seven hundred eighty-five thousand, eight hundred eighty-three".