428850428740 has 24 divisors (see below), whose sum is σ = 904451085720. Its totient is φ = 170803945728.

The previous prime is 428850428731. The next prime is 428850428759. The reversal of 428850428740 is 47824058824.

It can be written as a sum of positive squares in 4 ways, for example, as 19002071104 + 409848357636 = 137848^2 + 640194^2 .

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, 46009335 + ... + 46018654.

It is an arithmetic number, because the mean of its divisors is an integer number (37685461905).

Almost surely, 2^428850428740 is an apocalyptic number.

It is an amenable number.

428850428740 is an abundant number, since it is smaller than the sum of its proper divisors (475600656980).

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

428850428740 is a wasteful number, since it uses less digits than its factorization.

428850428740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92028231 (or 92028229 counting only the distinct ones).

The product of its (nonzero) digits is 4587520, while the sum is 52.

The spelling of 428850428740 in words is "four hundred twenty-eight billion, eight hundred fifty million, four hundred twenty-eight thousand, seven hundred forty".