428541680067 has 8 divisors (see below), whose sum is σ = 571528524624. Its totient is φ = 285624644448.

The previous prime is 428541680033. The next prime is 428541680071. The reversal of 428541680067 is 760086145824.

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

It is not a de Polignac number, because 428541680067 - 2⁶ = 428541680003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428541681067) 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 7 ways as a sum of consecutive naturals, for example, 17437908 + ... + 17462465.

It is an arithmetic number, because the mean of its divisors is an integer number (71441065578).

Almost surely, 2^428541680067 is an apocalyptic number.

428541680067 is a deficient number, since it is larger than the sum of its proper divisors (142986844557).

428541680067 is a wasteful number, since it uses less digits than its factorization.

428541680067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34904469.

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 428541680067 in words is "four hundred twenty-eight billion, five hundred forty-one million, six hundred eighty thousand, sixty-seven".