28256267074 has 32 divisors (see below), whose sum is σ = 48578080896. Its totient is φ = 12075194880.

The previous prime is 28256267071. The next prime is 28256267077. The reversal of 28256267074 is 47076265282.

28256267074 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (28256267071) and next prime (28256267077).

It is a super-3 number, since 3×28256267074³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (28256267071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8864509 + ... + 8867695.

It is an arithmetic number, because the mean of its divisors is an integer number (1518065028).

Almost surely, 2^28256267074 is an apocalyptic number.

28256267074 is a deficient number, since it is larger than the sum of its proper divisors (20321813822).

28256267074 is a wasteful number, since it uses less digits than its factorization.

28256267074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 28256267074 in words is "twenty-eight billion, two hundred fifty-six million, two hundred sixty-seven thousand, seventy-four".