428414844308 has 18 divisors (see below), whose sum is σ = 824078967978. Its totient is φ = 194734019920.

The previous prime is 428414844287. The next prime is 428414844323. The reversal of 428414844308 is 803448414824.

It can be written as a sum of positive squares in only one way, i.e., 389852881924 + 38561962384 = 624382^2 + 196372^2 .

It is a super-3 number, since 3×428414844308³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 442576835 + ... + 442577802.

Almost surely, 2^428414844308 is an apocalyptic number.

It is an amenable number.

428414844308 is a deficient number, since it is larger than the sum of its proper divisors (395664123670).

428414844308 is a wasteful number, since it uses less digits than its factorization.

428414844308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885154663 (or 885154650 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 50.

The spelling of 428414844308 in words is "four hundred twenty-eight billion, four hundred fourteen million, eight hundred forty-four thousand, three hundred eight".