7272522126659 has 4 divisors (see below), whose sum is σ = 7285578719904. Its totient is φ = 7259465533416.

The previous prime is 7272522126503. The next prime is 7272522126703. The reversal of 7272522126659 is 9566212252727.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7272522126659 - 2³² = 7268227159363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7272522122659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6528295787 + ... + 6528296900.

It is an arithmetic number, because the mean of its divisors is an integer number (1821394679976).

Almost surely, 2^{7272522126659} is an apocalyptic number.

7272522126659 is a deficient number, since it is larger than the sum of its proper divisors (13056593245).

7272522126659 is a wasteful number, since it uses less digits than its factorization.

7272522126659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13056593244.

The product of its digits is 12700800, while the sum is 56.

The spelling of 7272522126659 in words is "seven trillion, two hundred seventy-two billion, five hundred twenty-two million, one hundred twenty-six thousand, six hundred fifty-nine".