272347606305 has 48 divisors (see below), whose sum is σ = 487626048000. Its totient is φ = 140471654400.

The previous prime is 272347606303. The next prime is 272347606313. The reversal of 272347606305 is 503606743272.

272347606305 is a `hidden beast` number, since 2 + 7 + 2 + 3 + 4 + 7 + 6 + 0 + 630 + 5 = 666.

It is not a de Polignac number, because 272347606305 - 2¹ = 272347606303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (272347606303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2025985 + ... + 2156225.

It is an arithmetic number, because the mean of its divisors is an integer number (10158876000).

Almost surely, 2^272347606305 is an apocalyptic number.

It is an amenable number.

272347606305 is a deficient number, since it is larger than the sum of its proper divisors (215278441695).

272347606305 is a wasteful number, since it uses less digits than its factorization.

272347606305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131782 (or 131779 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 272347606305 in words is "two hundred seventy-two billion, three hundred forty-seven million, six hundred six thousand, three hundred five".