428130140684 has 24 divisors (see below), whose sum is σ = 758199878688. Its totient is φ = 211510310400.

The previous prime is 428130140579. The next prime is 428130140693. The reversal of 428130140684 is 486041031824.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891269 + ... + 1284764.

It is an arithmetic number, because the mean of its divisors is an integer number (31591661612).

Almost surely, 2^428130140684 is an apocalyptic number.

It is an amenable number.

428130140684 is a deficient number, since it is larger than the sum of its proper divisors (330069738004).

428130140684 is a wasteful number, since it uses less digits than its factorization.

428130140684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176625 (or 2176623 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 41.

The spelling of 428130140684 in words is "four hundred twenty-eight billion, one hundred thirty million, one hundred forty thousand, six hundred eighty-four".