272221040507 has 4 divisors (see below), whose sum is σ = 293161120560. Its totient is φ = 251280960456.

The previous prime is 272221040489. The next prime is 272221040513. The reversal of 272221040507 is 705040122272.

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 272221040507 - 2³² = 267926073211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (272221040587) 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, 10470040007 + ... + 10470040032.

It is an arithmetic number, because the mean of its divisors is an integer number (73290280140).

Almost surely, 2^272221040507 is an apocalyptic number.

272221040507 is a deficient number, since it is larger than the sum of its proper divisors (20940080053).

272221040507 is a wasteful number, since it uses less digits than its factorization.

272221040507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20940080052.

The product of its (nonzero) digits is 15680, while the sum is 32.

Adding to 272221040507 its reverse (705040122272), we get a palindrome (977261162779).

The spelling of 272221040507 in words is "two hundred seventy-two billion, two hundred twenty-one million, forty thousand, five hundred seven".