428503266376 has 32 divisors (see below), whose sum is σ = 813916169280. Its totient is φ = 211477032000.

The previous prime is 428503266349. The next prime is 428503266391. The reversal of 428503266376 is 673662305824.

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, 940030 + ... + 1319341.

It is an arithmetic number, because the mean of its divisors is an integer number (25434880290).

Almost surely, 2^428503266376 is an apocalyptic number.

It is an amenable number.

428503266376 is a deficient number, since it is larger than the sum of its proper divisors (385412902904).

428503266376 is a wasteful number, since it uses less digits than its factorization.

428503266376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259685 (or 2259681 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 428503266376 in words is "four hundred twenty-eight billion, five hundred three million, two hundred sixty-six thousand, three hundred seventy-six".