12412555776 has 80 divisors (see below), whose sum is σ = 36742068000. Its totient is φ = 4137513984.

The previous prime is 12412555769. The next prime is 12412555777. The reversal of 12412555776 is 67755521421.

12412555776 is a `hidden beast` number, since 1 + 2 + 4 + 1 + 25 + 557 + 76 = 666.

It is not an unprimeable number, because it can be changed into a prime (12412555777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435126 + ... + 462773.

It is an arithmetic number, because the mean of its divisors is an integer number (459275850).

Almost surely, 2^12412555776 is an apocalyptic number.

12412555776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12412555776 is an abundant number, since it is smaller than the sum of its proper divisors (24329512224).

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

12412555776 is an frugal number, since it uses more digits than its factorization.

12412555776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897926 (or 897904 counting only the distinct ones).

The product of its digits is 588000, while the sum is 45.

The spelling of 12412555776 in words is "twelve billion, four hundred twelve million, five hundred fifty-five thousand, seven hundred seventy-six".