428807069106 has 16 divisors (see below), whose sum is σ = 923584456704. Its totient is φ = 131940636624.

The previous prime is 428807069087. The next prime is 428807069149. The reversal of 428807069106 is 601960708824.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2748763186 + ... + 2748763341.

It is an arithmetic number, because the mean of its divisors is an integer number (57724028544).

Almost surely, 2^428807069106 is an apocalyptic number.

428807069106 is an abundant number, since it is smaller than the sum of its proper divisors (494777387598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428807069106 is a wasteful number, since it uses less digits than its factorization.

428807069106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5497526545.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 428807069106 in words is "four hundred twenty-eight billion, eight hundred seven million, sixty-nine thousand, one hundred six".