428060670682 has 4 divisors (see below), whose sum is σ = 642091006026. Its totient is φ = 214030335340.

The previous prime is 428060670637. The next prime is 428060670727. The reversal of 428060670682 is 286076060824.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (428060670637) and next prime (428060670727).

It can be written as a sum of positive squares in only one way, i.e., 385801234641 + 42259436041 = 621129^2 + 205571^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107015167669 + ... + 107015167672.

Almost surely, 2^428060670682 is an apocalyptic number.

428060670682 is a deficient number, since it is larger than the sum of its proper divisors (214030335344).

428060670682 is a wasteful number, since it uses less digits than its factorization.

428060670682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214030335343.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 428060670682 in words is "four hundred twenty-eight billion, sixty million, six hundred seventy thousand, six hundred eighty-two".