126445824812 has 12 divisors (see below), whose sum is σ = 221299361976. Its totient is φ = 63217435680.

The previous prime is 126445824779. The next prime is 126445824821. The reversal of 126445824812 is 218428544621.

It is a super-2 number, since 2×126445824812² (a number of 23 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 1317014 + ... + 1409757.

It is an arithmetic number, because the mean of its divisors is an integer number (18441613498).

Almost surely, 2^126445824812 is an apocalyptic number.

It is an amenable number.

126445824812 is a deficient number, since it is larger than the sum of its proper divisors (94853537164).

126445824812 is a wasteful number, since it uses less digits than its factorization.

126445824812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738368 (or 2738366 counting only the distinct ones).

The product of its digits is 983040, while the sum is 47.

The spelling of 126445824812 in words is "one hundred twenty-six billion, four hundred forty-five million, eight hundred twenty-four thousand, eight hundred twelve".