126836005679 has 8 divisors (see below), whose sum is σ = 126980669088. Its totient is φ = 126691400160.

The previous prime is 126836005663. The next prime is 126836005691. The reversal of 126836005679 is 976500638621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126836005679 - 2⁴ = 126836005663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126836005679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126836005979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5536709 + ... + 5559569.

It is an arithmetic number, because the mean of its divisors is an integer number (15872583636).

Almost surely, 2^126836005679 is an apocalyptic number.

126836005679 is a deficient number, since it is larger than the sum of its proper divisors (144663409).

126836005679 is a wasteful number, since it uses less digits than its factorization.

126836005679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28945.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 126836005679 in words is "one hundred twenty-six billion, eight hundred thirty-six million, five thousand, six hundred seventy-nine".