1830835428689 has 2 divisors, whose sum is σ = 1830835428690. Its totient is φ = 1830835428688.

The previous prime is 1830835428659. The next prime is 1830835428701. The reversal of 1830835428689 is 9868245380381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1249264467025 + 581570961664 = 1117705^2 + 762608^2 .

It is a cyclic number.

It is not a de Polignac number, because 1830835428689 - 2²⁰ = 1830834380113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1830835428629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 915417714344 + 915417714345.

It is an arithmetic number, because the mean of its divisors is an integer number (915417714345).

Almost surely, 2^{1830835428689} is an apocalyptic number.

It is an amenable number.

1830835428689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1830835428689 is an equidigital number, since it uses as much as digits as its factorization.

1830835428689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79626240, while the sum is 65.

The spelling of 1830835428689 in words is "one trillion, eight hundred thirty billion, eight hundred thirty-five million, four hundred twenty-eight thousand, six hundred eighty-nine".