428239016316 has 60 divisors (see below), whose sum is σ = 1149758205288. Its totient is φ = 138888325728.

The previous prime is 428239016297. The next prime is 428239016333. The reversal of 428239016316 is 613610932824.

428239016316 is a `hidden beast` number, since 4 + 2 + 8 + 2 + 3 + 9 + 0 + 1 + 631 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 17849166 + ... + 17873141.

Almost surely, 2^428239016316 is an apocalyptic number.

It is an amenable number.

428239016316 is an abundant number, since it is smaller than the sum of its proper divisors (721519188972).

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

428239016316 is a wasteful number, since it uses less digits than its factorization.

428239016316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35722360 (or 35722349 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 428239016316 in words is "four hundred twenty-eight billion, two hundred thirty-nine million, sixteen thousand, three hundred sixteen".