272661544461 has 16 divisors (see below), whose sum is σ = 364903623360. Its totient is φ = 181097132160.

The previous prime is 272661544433. The next prime is 272661544481. The reversal of 272661544461 is 164445166272.

It is not a de Polignac number, because 272661544461 - 2⁷ = 272661544333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 272661544461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272661544481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5733166 + ... + 5780528.

It is an arithmetic number, because the mean of its divisors is an integer number (22806476460).

Almost surely, 2^272661544461 is an apocalyptic number.

It is an amenable number.

272661544461 is a deficient number, since it is larger than the sum of its proper divisors (92242078899).

272661544461 is a wasteful number, since it uses less digits than its factorization.

272661544461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54476.

The product of its digits is 1935360, while the sum is 48.

The spelling of 272661544461 in words is "two hundred seventy-two billion, six hundred sixty-one million, five hundred forty-four thousand, four hundred sixty-one".