126603068018 has 24 divisors (see below), whose sum is σ = 220975776000. Its totient is φ = 54242163528.

The previous prime is 126603068003. The next prime is 126603068089. The reversal of 126603068018 is 810860306621.

It is a Curzon number.

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 11 ways as a sum of consecutive naturals, for example, 136883 + ... + 521481.

It is an arithmetic number, because the mean of its divisors is an integer number (9207324000).

Almost surely, 2^126603068018 is an apocalyptic number.

126603068018 is a deficient number, since it is larger than the sum of its proper divisors (94372707982).

126603068018 is a wasteful number, since it uses less digits than its factorization.

126603068018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387974 (or 387967 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 126603068018 in words is "one hundred twenty-six billion, six hundred three million, sixty-eight thousand, eighteen".