122736452320 has 48 divisors (see below), whose sum is σ = 305226185040. Its totient is φ = 46510654464.

The previous prime is 122736452309. The next prime is 122736452353. The reversal of 122736452320 is 23254637221.

It is a self number, because there is not a number n which added to its sum of digits gives 122736452320.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20183877 + ... + 20189956.

It is an arithmetic number, because the mean of its divisors is an integer number (6358878855).

Almost surely, 2^122736452320 is an apocalyptic number.

122736452320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122736452320 is an abundant number, since it is smaller than the sum of its proper divisors (182489732720).

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

122736452320 is a wasteful number, since it uses less digits than its factorization.

122736452320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40373867 (or 40373859 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 122736452320 in words is "one hundred twenty-two billion, seven hundred thirty-six million, four hundred fifty-two thousand, three hundred twenty".