12548854279492 has 6 divisors (see below), whose sum is σ = 21960494989118. Its totient is φ = 6274427139744.

The previous prime is 12548854279483. The next prime is 12548854279513. The reversal of 12548854279492 is 29497245884521.

It can be written as a sum of positive squares in only one way, i.e., 12398398730496 + 150455548996 = 3521136^2 + 387886^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1568606784933 + ... + 1568606784940.

Almost surely, 2^{12548854279492} is an apocalyptic number.

It is an amenable number.

12548854279492 is a deficient number, since it is larger than the sum of its proper divisors (9411640709626).

12548854279492 is a wasteful number, since it uses less digits than its factorization.

12548854279492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137213569877 (or 3137213569875 counting only the distinct ones).

The product of its digits is 464486400, while the sum is 70.

The spelling of 12548854279492 in words is "twelve trillion, five hundred forty-eight billion, eight hundred fifty-four million, two hundred seventy-nine thousand, four hundred ninety-two".