428586147089 has 2 divisors, whose sum is σ = 428586147090. Its totient is φ = 428586147088.

The previous prime is 428586147049. The next prime is 428586147131. The reversal of 428586147089 is 980741685824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 415122490000 + 13463657089 = 644300^2 + 116033^2 .

It is a cyclic number.

It is not a de Polignac number, because 428586147089 - 2³⁶ = 359866670353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (428586147049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214293073544 + 214293073545.

It is an arithmetic number, because the mean of its divisors is an integer number (214293073545).

Almost surely, 2^428586147089 is an apocalyptic number.

It is an amenable number.

428586147089 is a deficient number, since it is larger than the sum of its proper divisors (1).

428586147089 is an equidigital number, since it uses as much as digits as its factorization.

428586147089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30965760, while the sum is 62.

The spelling of 428586147089 in words is "four hundred twenty-eight billion, five hundred eighty-six million, one hundred forty-seven thousand, eighty-nine".