12054551712 has 96 divisors (see below), whose sum is σ = 37736036352. Its totient is φ = 3294407424.

The previous prime is 12054551711. The next prime is 12054551753. The reversal of 12054551712 is 21715545021.

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

It is not an unprimeable number, because it can be changed into a prime (12054551711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374508 + ... + 405419.

It is an arithmetic number, because the mean of its divisors is an integer number (393083712).

Almost surely, 2^12054551712 is an apocalyptic number.

12054551712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12054551712 is an abundant number, since it is smaller than the sum of its proper divisors (25681484640).

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

12054551712 is a wasteful number, since it uses less digits than its factorization.

12054551712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779970 (or 779962 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 33.

The spelling of 12054551712 in words is "twelve billion, fifty-four million, five hundred fifty-one thousand, seven hundred twelve".