126716596969 has 8 divisors (see below), whose sum is σ = 127954157760. Its totient is φ = 125479176816.

The previous prime is 126716596949. The next prime is 126716596999. The reversal of 126716596969 is 969695617621.

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 126716596969 - 2⁷ = 126716596841 is a prime.

It is a super-2 number, since 2×126716596969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126716596949) 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, 3441147 + ... + 3477775.

It is an arithmetic number, because the mean of its divisors is an integer number (15994269720).

Almost surely, 2^126716596969 is an apocalyptic number.

It is an amenable number.

126716596969 is a deficient number, since it is larger than the sum of its proper divisors (1237560791).

126716596969 is a wasteful number, since it uses less digits than its factorization.

126716596969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70319.

The product of its digits is 66134880, while the sum is 67.

The spelling of 126716596969 in words is "one hundred twenty-six billion, seven hundred sixteen million, five hundred ninety-six thousand, nine hundred sixty-nine".