428065769030 has 8 divisors (see below), whose sum is σ = 770518384272. Its totient is φ = 171226307608.

The previous prime is 428065769029. The next prime is 428065769039. The reversal of 428065769030 is 30967560824.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 428065769030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428065769039) 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 3 ways as a sum of consecutive naturals, for example, 21403288442 + ... + 21403288461.

It is an arithmetic number, because the mean of its divisors is an integer number (96314798034).

Almost surely, 2^428065769030 is an apocalyptic number.

428065769030 is a deficient number, since it is larger than the sum of its proper divisors (342452615242).

428065769030 is a wasteful number, since it uses less digits than its factorization.

428065769030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42806576910.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 428065769030 in words is "four hundred twenty-eight billion, sixty-five million, seven hundred sixty-nine thousand, thirty".