7271367133969 has 4 divisors (see below), whose sum is σ = 7271664908980. Its totient is φ = 7271069358960.

The previous prime is 7271367133913. The next prime is 7271367133991. The reversal of 7271367133969 is 9693317631727.

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

It can be written as a sum of positive squares in 2 ways, for example, as 766214863569 + 6505152270400 = 875337^2 + 2550520^2 .

It is a cyclic number.

It is not a de Polignac number, because 7271367133969 - 2¹³ = 7271367125777 is a prime.

It is a super-2 number, since 2×7271367133969² (a number of 27 digits) contains 22 as substring.

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 7271367133969.

It is not an unprimeable number, because it can be changed into a prime (7271367131969) 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, 148850874 + ... + 148899715.

It is an arithmetic number, because the mean of its divisors is an integer number (1817916227245).

Almost surely, 2^{7271367133969} is an apocalyptic number.

It is an amenable number.

7271367133969 is a deficient number, since it is larger than the sum of its proper divisors (297775011).

7271367133969 is a wasteful number, since it uses less digits than its factorization.

7271367133969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297775010.

The product of its digits is 54010152, while the sum is 64.

The spelling of 7271367133969 in words is "seven trillion, two hundred seventy-one billion, three hundred sixty-seven million, one hundred thirty-three thousand, nine hundred sixty-nine".