272166143479 has 8 divisors (see below), whose sum is σ = 272403331200. Its totient is φ = 271929027000.

The previous prime is 272166143449. The next prime is 272166143489. The reversal of 272166143479 is 974341661272.

It is a happy number.

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 272166143479 - 2⁹ = 272166142967 is a prime.

It is a super-2 number, since 2×272166143479² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272166143449) 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, 9956172 + ... + 9983470.

It is an arithmetic number, because the mean of its divisors is an integer number (34050416400).

Almost surely, 2^272166143479 is an apocalyptic number.

272166143479 is a deficient number, since it is larger than the sum of its proper divisors (237187721).

272166143479 is a wasteful number, since it uses less digits than its factorization.

272166143479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35621.

The product of its digits is 3048192, while the sum is 52.

The spelling of 272166143479 in words is "two hundred seventy-two billion, one hundred sixty-six million, one hundred forty-three thousand, four hundred seventy-nine".