428702735406 has 16 divisors (see below), whose sum is σ = 935351422848. Its totient is φ = 129909919800.

The previous prime is 428702735401. The next prime is 428702735479. The reversal of 428702735406 is 604537207824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428702735401) 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, 3247747930 + ... + 3247748061.

It is an arithmetic number, because the mean of its divisors is an integer number (58459463928).

Almost surely, 2^428702735406 is an apocalyptic number.

428702735406 is an abundant number, since it is smaller than the sum of its proper divisors (506648687442).

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

428702735406 is a wasteful number, since it uses less digits than its factorization.

428702735406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6495496007.

The product of its (nonzero) digits is 2257920, while the sum is 48.

The spelling of 428702735406 in words is "four hundred twenty-eight billion, seven hundred two million, seven hundred thirty-five thousand, four hundred six".