7272235433551 has 8 divisors (see below), whose sum is σ = 7933540783104. Its totient is φ = 6610962256920.

The previous prime is 7272235433543. The next prime is 7272235433569. The reversal of 7272235433551 is 1553345322727.

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 7272235433551 - 2³ = 7272235433543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7272235433495 and 7272235433504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7272235433501) 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, 7569391 + ... + 8475856.

It is an arithmetic number, because the mean of its divisors is an integer number (991692597888).

Almost surely, 2^{7272235433551} is an apocalyptic number.

7272235433551 is a deficient number, since it is larger than the sum of its proper divisors (661305349553).

7272235433551 is a wasteful number, since it uses less digits than its factorization.

7272235433551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16086461.

The product of its digits is 5292000, while the sum is 49.

The spelling of 7272235433551 in words is "seven trillion, two hundred seventy-two billion, two hundred thirty-five million, four hundred thirty-three thousand, five hundred fifty-one".