272606859505 has 8 divisors (see below), whose sum is σ = 328788781992. Its totient is φ = 216978453888.

The previous prime is 272606859461. The next prime is 272606859521. The reversal of 272606859505 is 505958606272.

It can be written as a sum of positive squares in 4 ways, for example, as 173029377024 + 99577482481 = 415968^2 + 315559^2 .

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 272606859505 - 2²³ = 272598470897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138378132 + ... + 138380101.

It is an arithmetic number, because the mean of its divisors is an integer number (41098597749).

Almost surely, 2^272606859505 is an apocalyptic number.

It is an amenable number.

272606859505 is a deficient number, since it is larger than the sum of its proper divisors (56181922487).

272606859505 is a wasteful number, since it uses less digits than its factorization.

272606859505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276758435.

The product of its (nonzero) digits is 9072000, while the sum is 55.

The spelling of 272606859505 in words is "two hundred seventy-two billion, six hundred six million, eight hundred fifty-nine thousand, five hundred five".