648922229846 has 16 divisors (see below), whose sum is σ = 1061945715600. Its totient is φ = 294944378880.

The previous prime is 648922229789. The next prime is 648922229863.

648922229846 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×648922229846² (a number of 24 digits) contains 22 as substring.

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, 683771 + ... + 1328678.

It is an arithmetic number, because the mean of its divisors is an integer number (66371607225).

Almost surely, 2^648922229846 is an apocalyptic number.

648922229846 is a deficient number, since it is larger than the sum of its proper divisors (413023485754).

648922229846 is a wasteful number, since it uses less digits than its factorization.

648922229846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027119.

The product of its digits is 47775744, while the sum is 62.

The spelling of 648922229846 in words is "six hundred forty-eight billion, nine hundred twenty-two million, two hundred twenty-nine thousand, eight hundred forty-six".