28822452446 has 4 divisors (see below), whose sum is σ = 43233678672. Its totient is φ = 14411226222.

The previous prime is 28822452433. The next prime is 28822452467. The reversal of 28822452446 is 64425422882.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28822452446.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7205613110 + ... + 7205613113.

It is an arithmetic number, because the mean of its divisors is an integer number (10808419668).

Almost surely, 2^28822452446 is an apocalyptic number.

28822452446 is a deficient number, since it is larger than the sum of its proper divisors (14411226226).

28822452446 is a wasteful number, since it uses less digits than its factorization.

28822452446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14411226225.

The product of its digits is 1966080, while the sum is 47.

The spelling of 28822452446 in words is "twenty-eight billion, eight hundred twenty-two million, four hundred fifty-two thousand, four hundred forty-six".