28841265226 has 8 divisors (see below), whose sum is σ = 43280738820. Its totient is φ = 14414352288.

The previous prime is 28841265197. The next prime is 28841265259. The reversal of 28841265226 is 62256214882.

It can be written as a sum of positive squares in 2 ways, for example, as 26324738001 + 2516527225 = 162249^2 + 50165^2 .

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, 3134421 + ... + 3143608.

Almost surely, 2^28841265226 is an apocalyptic number.

28841265226 is a deficient number, since it is larger than the sum of its proper divisors (14439473594).

28841265226 is a wasteful number, since it uses less digits than its factorization.

28841265226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6280328.

The product of its digits is 737280, while the sum is 46.

The spelling of 28841265226 in words is "twenty-eight billion, eight hundred forty-one million, two hundred sixty-five thousand, two hundred twenty-six".