428969839104 has 120 divisors (see below), whose sum is σ = 1256515054080. Its totient is φ = 140855666688.

The previous prime is 428969839063. The next prime is 428969839147. The reversal of 428969839104 is 401938969824.

428969839104 is a `hidden beast` number, since 428 + 96 + 98 + 39 + 1 + 0 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 385984 + ... + 1003455.

It is an arithmetic number, because the mean of its divisors is an integer number (10470958784).

Almost surely, 2^428969839104 is an apocalyptic number.

It is an amenable number.

428969839104 is an abundant number, since it is smaller than the sum of its proper divisors (827545214976).

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

428969839104 is a wasteful number, since it uses less digits than its factorization.

428969839104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389530 (or 1389511 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 428969839104 in words is "four hundred twenty-eight billion, nine hundred sixty-nine million, eight hundred thirty-nine thousand, one hundred four".