28226880002 has 16 divisors (see below), whose sum is σ = 44835598872. Its totient is φ = 13281853440.

The previous prime is 28226879999. The next prime is 28226880029. The reversal of 28226880002 is 20008862282.

It can be written as a sum of positive squares in 4 ways, for example, as 24646174081 + 3580705921 = 156991^2 + 59839^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336002 + ... + 411522.

Almost surely, 2^28226880002 is an apocalyptic number.

28226880002 is a deficient number, since it is larger than the sum of its proper divisors (16608718870).

28226880002 is a wasteful number, since it uses less digits than its factorization.

28226880002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86533.

The product of its (nonzero) digits is 49152, while the sum is 38.

The spelling of 28226880002 in words is "twenty-eight billion, two hundred twenty-six million, eight hundred eighty thousand, two".