272522550021 has 8 divisors (see below), whose sum is σ = 363365882880. Its totient is φ = 181680458592.

The previous prime is 272522549987. The next prime is 272522550023. The reversal of 272522550021 is 120055225272.

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

It is not a de Polignac number, because 272522550021 - 2¹⁰ = 272522548997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272522550023) 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, 516796 + ... + 901178.

It is an arithmetic number, because the mean of its divisors is an integer number (45420735360).

Almost surely, 2^272522550021 is an apocalyptic number.

It is an amenable number.

272522550021 is a deficient number, since it is larger than the sum of its proper divisors (90843332859).

272522550021 is a wasteful number, since it uses less digits than its factorization.

272522550021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620715.

The product of its (nonzero) digits is 28000, while the sum is 33.

Adding to 272522550021 its reverse (120055225272), we get a palindrome (392577775293).

The spelling of 272522550021 in words is "two hundred seventy-two billion, five hundred twenty-two million, five hundred fifty thousand, twenty-one".