30528005278028 has 24 divisors (see below), whose sum is σ = 53812368133440. Its totient is φ = 15153059336400.

The previous prime is 30528005278027. The next prime is 30528005278049. The reversal of 30528005278028 is 82087250082503.

It is not an unprimeable number, because it can be changed into a prime (30528005278027) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 5437775 + ... + 9519737.

It is an arithmetic number, because the mean of its divisors is an integer number (2242182005560).

Almost surely, 2^{30528005278028} is an apocalyptic number.

It is an amenable number.

30528005278028 is a deficient number, since it is larger than the sum of its proper divisors (23284362855412).

30528005278028 is a wasteful number, since it uses less digits than its factorization.

30528005278028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095557 (or 4095555 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 50.

The spelling of 30528005278028 in words is "thirty trillion, five hundred twenty-eight billion, five million, two hundred seventy-eight thousand, twenty-eight".