126834183729 has 24 divisors (see below), whose sum is σ = 211616394912. Its totient is φ = 72347483520.

The previous prime is 126834183709. The next prime is 126834183733. The reversal of 126834183729 is 927381438621.

It is a happy number.

126834183729 is a `hidden beast` number, since 1 + 268 + 3 + 4 + 1 + 8 + 372 + 9 = 666.

It is not a de Polignac number, because 126834183729 - 2¹¹ = 126834181681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126834183709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37679299 + ... + 37682664.

It is an arithmetic number, because the mean of its divisors is an integer number (8817349788).

Almost surely, 2^126834183729 is an apocalyptic number.

It is an amenable number.

126834183729 is a deficient number, since it is larger than the sum of its proper divisors (84782211183).

126834183729 is a wasteful number, since it uses less digits than its factorization.

126834183729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75361997 (or 75361994 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The spelling of 126834183729 in words is "one hundred twenty-six billion, eight hundred thirty-four million, one hundred eighty-three thousand, seven hundred twenty-nine".