12480017796 has 81 divisors (see below), whose sum is σ = 32372179749. Its totient is φ = 4053877632.

The previous prime is 12480017777. The next prime is 12480017813. The reversal of 12480017796 is 69771008421.

It is a happy number.

The square root of 12480017796 is 111714.

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

12480017796 is a `hidden beast` number, since 12 + 480 + 0 + 1 + 77 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1399508100 + 11080509696 = 37410^2 + 105264^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 28821996 + ... + 28822428.

Almost surely, 2^12480017796 is an apocalyptic number.

12480017796 is the 111714-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12480017796

12480017796 is an abundant number, since it is smaller than the sum of its proper divisors (19892161953).

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

12480017796 is an equidigital number, since it uses as much as digits as its factorization.

12480017796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The spelling of 12480017796 in words is "twelve billion, four hundred eighty million, seventeen thousand, seven hundred ninety-six".