126843359818 has 32 divisors (see below), whose sum is σ = 223827191424. Its totient is φ = 52772720832.

The previous prime is 126843359809. The next prime is 126843359843. The reversal of 126843359818 is 818953348621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46905 + ... + 505852.

It is an arithmetic number, because the mean of its divisors is an integer number (6994599732).

Almost surely, 2^126843359818 is an apocalyptic number.

126843359818 is a deficient number, since it is larger than the sum of its proper divisors (96983831606).

126843359818 is a wasteful number, since it uses less digits than its factorization.

126843359818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553246.

The product of its digits is 9953280, while the sum is 58.

The spelling of 126843359818 in words is "one hundred twenty-six billion, eight hundred forty-three million, three hundred fifty-nine thousand, eight hundred eighteen".