28025500555030 has 64 divisors (see below), whose sum is σ = 55810475283456. Its totient is φ = 10046926960000.

The previous prime is 28025500554973. The next prime is 28025500555033. The reversal of 28025500555030 is 3055500552082.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28025500555033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135407904 + ... + 135614716.

It is an arithmetic number, because the mean of its divisors is an integer number (872038676304).

Almost surely, 2^{28025500555030} is an apocalyptic number.

28025500555030 is a deficient number, since it is larger than the sum of its proper divisors (27784974728426).

28025500555030 is a wasteful number, since it uses less digits than its factorization.

28025500555030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224253.

The product of its (nonzero) digits is 300000, while the sum is 40.

The spelling of 28025500555030 in words is "twenty-eight trillion, twenty-five billion, five hundred million, five hundred fifty-five thousand, thirty".