428854065056 has 12 divisors (see below), whose sum is σ = 844306440642. Its totient is φ = 214427032512.

The previous prime is 428854065041. The next prime is 428854065071. The reversal of 428854065056 is 650560458824.

It is an interprime number because it is at equal distance from previous prime (428854065041) and next prime (428854065071).

It can be written as a sum of positive squares in only one way, i.e., 382809488656 + 46044576400 = 618716^2 + 214580^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 428854064989 and 428854065007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6700844735 + ... + 6700844798.

Almost surely, 2^428854065056 is an apocalyptic number.

It is an amenable number.

428854065056 is a deficient number, since it is larger than the sum of its proper divisors (415452375586).

428854065056 is a wasteful number, since it uses less digits than its factorization.

428854065056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13401689543 (or 13401689535 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 53.

The spelling of 428854065056 in words is "four hundred twenty-eight billion, eight hundred fifty-four million, sixty-five thousand, fifty-six".