122803636608 has 96 divisors (see below), whose sum is σ = 354076210800. Its totient is φ = 40853928960.

The previous prime is 122803636601. The next prime is 122803636639. The reversal of 122803636608 is 806636308221.

It is a happy number.

122803636608 is a `hidden beast` number, since 1 + 2 + 2 + 8 + 0 + 3 + 6 + 36 + 608 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122803636601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481653 + ... + 691083.

Almost surely, 2^122803636608 is an apocalyptic number.

122803636608 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122803636608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177038105400).

122803636608 is an abundant number, since it is smaller than the sum of its proper divisors (231272574192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122803636608 is a wasteful number, since it uses less digits than its factorization.

122803636608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209960 (or 209945 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 122803636608 in words is "one hundred twenty-two billion, eight hundred three million, six hundred thirty-six thousand, six hundred eight".