8269722126957 has 8 divisors (see below), whose sum is σ = 11026465077600. Its totient is φ = 5513063630480.

The previous prime is 8269722126929. The next prime is 8269722126959. The reversal of 8269722126957 is 7596212279628.

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 8269722126957 - 2¹² = 8269722122861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8269722126959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20884707 + ... + 21276992.

It is an arithmetic number, because the mean of its divisors is an integer number (1378308134700).

Almost surely, 2^{8269722126957} is an apocalyptic number.

It is an amenable number.

8269722126957 is a deficient number, since it is larger than the sum of its proper divisors (2756742950643).

8269722126957 is a wasteful number, since it uses less digits than its factorization.

8269722126957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42227083.

The product of its digits is 91445760, while the sum is 66.

The spelling of 8269722126957 in words is "eight trillion, two hundred sixty-nine billion, seven hundred twenty-two million, one hundred twenty-six thousand, nine hundred fifty-seven".