28372553280208 has 20 divisors (see below), whose sum is σ = 55300994572320. Its totient is φ = 14101328874464.

The previous prime is 28372553280161. The next prime is 28372553280221. The reversal of 28372553280208 is 80208235527382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5309232598 + ... + 5309237941.

It is an arithmetic number, because the mean of its divisors is an integer number (2765049728616).

Almost surely, 2^{28372553280208} is an apocalyptic number.

It is an amenable number.

28372553280208 is a deficient number, since it is larger than the sum of its proper divisors (26928441292112).

28372553280208 is a wasteful number, since it uses less digits than its factorization.

28372553280208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618470714 (or 10618470708 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 55.

The spelling of 28372553280208 in words is "twenty-eight trillion, three hundred seventy-two billion, five hundred fifty-three million, two hundred eighty thousand, two hundred eight".