428302179009 has 16 divisors (see below), whose sum is σ = 635380398400. Its totient is φ = 285148392768.

The previous prime is 428302178989. The next prime is 428302179043. The reversal of 428302179009 is 900971203824.

428302179009 is a `hidden beast` number, since 428 + 3 + 0 + 217 + 9 + 0 + 0 + 9 = 666.

It is not a de Polignac number, because 428302179009 - 2⁷ = 428302178881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428302171009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10712824 + ... + 10752729.

It is an arithmetic number, because the mean of its divisors is an integer number (39711274900).

Almost surely, 2^428302179009 is an apocalyptic number.

It is an amenable number.

428302179009 is a deficient number, since it is larger than the sum of its proper divisors (207078219391).

428302179009 is a wasteful number, since it uses less digits than its factorization.

428302179009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21466301 (or 21466295 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 428302179009 in words is "four hundred twenty-eight billion, three hundred two million, one hundred seventy-nine thousand, nine".