28275583030 has 32 divisors (see below), whose sum is σ = 54803342880. Its totient is φ = 10464499200.

The previous prime is 28275583027. The next prime is 28275583099. The reversal of 28275583030 is 3038557282.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1399521 + ... + 1419580.

It is an arithmetic number, because the mean of its divisors is an integer number (1712604465).

Almost surely, 2^28275583030 is an apocalyptic number.

28275583030 is a deficient number, since it is larger than the sum of its proper divisors (26527759850).

28275583030 is a wasteful number, since it uses less digits than its factorization.

28275583030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819184.

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 28275583030 in words is "twenty-eight billion, two hundred seventy-five million, five hundred eighty-three thousand, thirty".