7272305535643 has 8 divisors (see below), whose sum is σ = 7300798721712. Its totient is φ = 7243813871616.

The previous prime is 7272305535541. The next prime is 7272305535667. The reversal of 7272305535643 is 3465355032727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7272305535643 is a prime.

It is a super-2 number, since 2×7272305535643² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7272305539643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9717996 + ... + 10439542.

It is an arithmetic number, because the mean of its divisors is an integer number (912599840214).

Almost surely, 2^{7272305535643} is an apocalyptic number.

7272305535643 is a deficient number, since it is larger than the sum of its proper divisors (28493186069).

7272305535643 is a wasteful number, since it uses less digits than its factorization.

7272305535643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761021.

The product of its (nonzero) digits is 15876000, while the sum is 52.

The spelling of 7272305535643 in words is "seven trillion, two hundred seventy-two billion, three hundred five million, five hundred thirty-five thousand, six hundred forty-three".