428857359319 has 2 divisors, whose sum is σ = 428857359320. Its totient is φ = 428857359318.

The previous prime is 428857359269. The next prime is 428857359353. The reversal of 428857359319 is 913953758824.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-428857359319 is a prime.

It is a super-2 number, since 2×428857359319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428857359389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214428679659 + 214428679660.

It is an arithmetic number, because the mean of its divisors is an integer number (214428679660).

Almost surely, 2^428857359319 is an apocalyptic number.

428857359319 is a deficient number, since it is larger than the sum of its proper divisors (1).

428857359319 is an equidigital number, since it uses as much as digits as its factorization.

428857359319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65318400, while the sum is 64.

The spelling of 428857359319 in words is "four hundred twenty-eight billion, eight hundred fifty-seven million, three hundred fifty-nine thousand, three hundred nineteen".