28446226576 has 10 divisors (see below), whose sum is σ = 55114564022. Its totient is φ = 14223113280.

The previous prime is 28446226573. The next prime is 28446226577. The reversal of 28446226576 is 67562264482.

It can be written as a sum of positive squares in only one way, i.e., 28446195600 + 30976 = 168660^2 + 176^2 .

It is not an unprimeable number, because it can be changed into a prime (28446226573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 888944565 + ... + 888944596.

Almost surely, 2^28446226576 is an apocalyptic number.

It is an amenable number.

28446226576 is a deficient number, since it is larger than the sum of its proper divisors (26668337446).

28446226576 is a wasteful number, since it uses less digits than its factorization.

28446226576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777889169 (or 1777889163 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 52.

The spelling of 28446226576 in words is "twenty-eight billion, four hundred forty-six million, two hundred twenty-six thousand, five hundred seventy-six".