122555305054512 has 60 divisors (see below), whose sum is σ = 374165060133384. Its totient is φ = 37137971228160.

The previous prime is 122555305054459. The next prime is 122555305054513. The reversal of 122555305054512 is 215450503555221.

122555305054512 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 5 + 5 + 30 + 50 + 54 + 512 = 666.

It is not an unprimeable number, because it can be changed into a prime (122555305054513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38685385113 + ... + 38685388280.

Almost surely, 2^{122555305054512} is an apocalyptic number.

122555305054512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122555305054512 is an abundant number, since it is smaller than the sum of its proper divisors (251609755078872).

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

122555305054512 is a wasteful number, since it uses less digits than its factorization.

122555305054512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77370773418 (or 77370773409 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 45.

The spelling of 122555305054512 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred five million, fifty-four thousand, five hundred twelve".