428676040579 has 2 divisors, whose sum is σ = 428676040580. Its totient is φ = 428676040578.

The previous prime is 428676040561. The next prime is 428676040603. The reversal of 428676040579 is 975040676824.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428676040579 - 2¹⁵ = 428676007811 is a prime.

It is not a weakly prime, because it can be changed into another prime (428676040379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214338020289 + 214338020290.

It is an arithmetic number, because the mean of its divisors is an integer number (214338020290).

Almost surely, 2^428676040579 is an apocalyptic number.

428676040579 is a deficient number, since it is larger than the sum of its proper divisors (1).

428676040579 is an equidigital number, since it uses as much as digits as its factorization.

428676040579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20321280, while the sum is 58.

The spelling of 428676040579 in words is "four hundred twenty-eight billion, six hundred seventy-six million, forty thousand, five hundred seventy-nine".