12019451080464 has 315 divisors, whose sum is σ = 35726555767063. Its totient is φ = 3915498159936.

The previous prime is 12019451080451. The next prime is 12019451080519. The reversal of 12019451080464 is 46408015491021.

The square root of 12019451080464 is 3466908.

It is a perfect power (a square), and thus also a powerful number.

12019451080464 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 94 + 510 + 8 + 0 + 46 + 4 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 17598024667 + ... + 17598025349.

Almost surely, 2^{12019451080464} is an apocalyptic number.

12019451080464 is the 3466908-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12019451080464

12019451080464 is an abundant number, since it is smaller than the sum of its proper divisors (23707104686599).

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

12019451080464 is an frugal number, since it uses more digits than its factorization.

12019451080464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486 (or 735 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 12019451080464 in words is "twelve trillion, nineteen billion, four hundred fifty-one million, eighty thousand, four hundred sixty-four".