428413769239 has 2 divisors, whose sum is σ = 428413769240. Its totient is φ = 428413769238.

The previous prime is 428413769227. The next prime is 428413769281. The reversal of 428413769239 is 932967314824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428413769239 - 2¹³ = 428413761047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428413769039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214206884619 + 214206884620.

It is an arithmetic number, because the mean of its divisors is an integer number (214206884620).

Almost surely, 2^428413769239 is an apocalyptic number.

428413769239 is a deficient number, since it is larger than the sum of its proper divisors (1).

428413769239 is an equidigital number, since it uses as much as digits as its factorization.

428413769239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 58.

The spelling of 428413769239 in words is "four hundred twenty-eight billion, four hundred thirteen million, seven hundred sixty-nine thousand, two hundred thirty-nine".