7272691353 has 20 divisors (see below), whose sum is σ = 10908881808. Its totient is φ = 4848447780.

The previous prime is 7272691339. The next prime is 7272691373. The reversal of 7272691353 is 3531962727.

It is not a de Polignac number, because 7272691353 - 2⁶ = 7272691289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7272691299 and 7272691308.

It is not an unprimeable number, because it can be changed into a prime (7272691373) 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 19 ways as a sum of consecutive naturals, for example, 165063 + ... + 204428.

Almost surely, 2^7272691353 is an apocalyptic number.

It is an amenable number.

7272691353 is a deficient number, since it is larger than the sum of its proper divisors (3636190455).

7272691353 is an frugal number, since it uses more digits than its factorization.

7272691353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369518 (or 369494 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 7272691353 is about 85280.0759439155. The cubic root of 7272691353 is about 1937.4554226192.

The spelling of 7272691353 in words is "seven billion, two hundred seventy-two million, six hundred ninety-one thousand, three hundred fifty-three".