12270994988004 has 135 divisors (see below), whose sum is σ = 32548857340153. Its totient is φ = 4031250098400.

The previous prime is 12270994987963. The next prime is 12270994988011. The reversal of 12270994988004 is 40088949907221.

The square root of 12270994988004 is 3502998.

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

It can be written as a sum of positive squares in only one way, i.e., 3630922628004 + 8640072360000 = 1905498^2 + 2939400^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 4476830074 + ... + 4476832814.

Almost surely, 2^{12270994988004} is an apocalyptic number.

12270994988004 is the 3502998-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12270994988004

12270994988004 is an abundant number, since it is smaller than the sum of its proper divisors (20277862352149).

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

12270994988004 is an frugal number, since it uses more digits than its factorization.

12270994988004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5640 (or 2817 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 12270994988004 in words is "twelve trillion, two hundred seventy billion, nine hundred ninety-four million, nine hundred eighty-eight thousand, four".