28086057026 has 8 divisors (see below), whose sum is σ = 42140821644. Its totient is φ = 14039116480.

The previous prime is 28086056989. The next prime is 28086057067. The reversal of 28086057026 is 62075068082.

It can be written as a sum of positive squares in 2 ways, for example, as 28084732225 + 1324801 = 167585^2 + 1151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1947035 + ... + 1961406.

Almost surely, 2^28086057026 is an apocalyptic number.

28086057026 is a deficient number, since it is larger than the sum of its proper divisors (14054764618).

28086057026 is a wasteful number, since it uses less digits than its factorization.

28086057026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912036.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 28086057026 in words is "twenty-eight billion, eighty-six million, fifty-seven thousand, twenty-six".