122528643484 has 48 divisors (see below), whose sum is σ = 232619921856. Its totient is φ = 56136153600.

The previous prime is 122528643451. The next prime is 122528643509. The reversal of 122528643484 is 484346825221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6599254 + ... + 6617794.

It is an arithmetic number, because the mean of its divisors is an integer number (4846248372).

Almost surely, 2^122528643484 is an apocalyptic number.

It is an amenable number.

122528643484 is a deficient number, since it is larger than the sum of its proper divisors (110091278372).

122528643484 is a wasteful number, since it uses less digits than its factorization.

122528643484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19486 (or 19484 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 49.

The spelling of 122528643484 in words is "one hundred twenty-two billion, five hundred twenty-eight million, six hundred forty-three thousand, four hundred eighty-four".