648220022846 has 16 divisors (see below), whose sum is σ = 1061191240560. Its totient is φ = 294515585280.

The previous prime is 648220022839. The next prime is 648220022873.

648220022846 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 648220022797 and 648220022806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6442931 + ... + 6542766.

It is an arithmetic number, because the mean of its divisors is an integer number (66324452535).

Almost surely, 2^648220022846 is an apocalyptic number.

648220022846 is a deficient number, since it is larger than the sum of its proper divisors (412971217714).

648220022846 is a wasteful number, since it uses less digits than its factorization.

648220022846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12987979.

The product of its (nonzero) digits is 589824, while the sum is 44.

The spelling of 648220022846 in words is "six hundred forty-eight billion, two hundred twenty million, twenty-two thousand, eight hundred forty-six".