428837238343 has 2 divisors, whose sum is σ = 428837238344. Its totient is φ = 428837238342.

The previous prime is 428837238311. The next prime is 428837238407. The reversal of 428837238343 is 343832738824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428837238343 - 2⁵ = 428837238311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428837236343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214418619171 + 214418619172.

It is an arithmetic number, because the mean of its divisors is an integer number (214418619172).

Almost surely, 2^428837238343 is an apocalyptic number.

428837238343 is a deficient number, since it is larger than the sum of its proper divisors (1).

428837238343 is an equidigital number, since it uses as much as digits as its factorization.

428837238343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18579456, while the sum is 55.

The spelling of 428837238343 in words is "four hundred twenty-eight billion, eight hundred thirty-seven million, two hundred thirty-eight thousand, three hundred forty-three".