28052525005004 has 12 divisors (see below), whose sum is σ = 49091955836784. Its totient is φ = 14026251908784.

The previous prime is 28052525004971. The next prime is 28052525005009. The reversal of 28052525005004 is 40050052525082.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (28052525005009) 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 3 ways as a sum of consecutive naturals, for example, 9123674 + ... + 11804510.

It is an arithmetic number, because the mean of its divisors is an integer number (4090996319732).

Almost surely, 2^{28052525005004} is an apocalyptic number.

It is an amenable number.

28052525005004 is a deficient number, since it is larger than the sum of its proper divisors (21039430831780).

28052525005004 is a wasteful number, since it uses less digits than its factorization.

28052525005004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296864 (or 5296862 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 38.

The spelling of 28052525005004 in words is "twenty-eight trillion, fifty-two billion, five hundred twenty-five million, five thousand, four".