12452196881764 has 12 divisors (see below), whose sum is σ = 21791453950588. Its totient is φ = 6226067181600.

The previous prime is 12452196881671. The next prime is 12452196881777. The reversal of 12452196881764 is 46718869125421.

It can be written as a sum of positive squares in 2 ways, for example, as 3730275057664 + 8721921824100 = 1931392^2 + 2953290^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12452196881696 and 12452196881705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6906807 + ... + 8521054.

Almost surely, 2^{12452196881764} is an apocalyptic number.

It is an amenable number.

12452196881764 is a deficient number, since it is larger than the sum of its proper divisors (9339257068824).

12452196881764 is a wasteful number, since it uses less digits than its factorization.

12452196881764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15629646 (or 15629644 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 64.

The spelling of 12452196881764 in words is "twelve trillion, four hundred fifty-two billion, one hundred ninety-six million, eight hundred eighty-one thousand, seven hundred sixty-four".