648223322846 has 32 divisors (see below), whose sum is σ = 1097504834400. Its totient is φ = 284435159680.

The previous prime is 648223322821. The next prime is 648223322869.

648223322846 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 648223322794 and 648223322803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3542900 + ... + 3721368.

It is an arithmetic number, because the mean of its divisors is an integer number (34297026075).

Almost surely, 2^648223322846 is an apocalyptic number.

648223322846 is a deficient number, since it is larger than the sum of its proper divisors (449281511554).

648223322846 is a wasteful number, since it uses less digits than its factorization.

648223322846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184204.

The product of its digits is 5308416, while the sum is 50.

The spelling of 648223322846 in words is "six hundred forty-eight billion, two hundred twenty-three million, three hundred twenty-two thousand, eight hundred forty-six".