122663645504 has 14 divisors (see below), whose sum is σ = 243410671674. Its totient is φ = 61331822720.

The previous prime is 122663645497. The next prime is 122663645513. The reversal of 122663645504 is 405546366221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 76644815104 + 46018830400 = 276848^2 + 214520^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 958309667 + ... + 958309794.

Almost surely, 2^122663645504 is an apocalyptic number.

It is an amenable number.

122663645504 is a deficient number, since it is larger than the sum of its proper divisors (120747026170).

122663645504 is an equidigital number, since it uses as much as digits as its factorization.

122663645504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916619473 (or 1916619463 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 122663645504 in words is "one hundred twenty-two billion, six hundred sixty-three million, six hundred forty-five thousand, five hundred four".