428676007811 has 2 divisors, whose sum is σ = 428676007812. Its totient is φ = 428676007810.

The previous prime is 428676007763. The next prime is 428676007817. The reversal of 428676007811 is 118700676824.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 428676007811 - 2¹⁴ = 428675991427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 428676007811.

It is not a weakly prime, because it can be changed into another prime (428676007817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214338003905 + 214338003906.

It is an arithmetic number, because the mean of its divisors is an integer number (214338003906).

Almost surely, 2^428676007811 is an apocalyptic number.

428676007811 is a deficient number, since it is larger than the sum of its proper divisors (1).

428676007811 is an equidigital number, since it uses as much as digits as its factorization.

428676007811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 50.

The spelling of 428676007811 in words is "four hundred twenty-eight billion, six hundred seventy-six million, seven thousand, eight hundred eleven".