270761468561 has 4 divisors (see below), whose sum is σ = 271119146292. Its totient is φ = 270403790832.

The previous prime is 270761468531. The next prime is 270761468569. The reversal of 270761468561 is 165864167072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76032547600 + 194728920961 = 275740^2 + 441281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-270761468561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (270761468569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178837730 + ... + 178839243.

It is an arithmetic number, because the mean of its divisors is an integer number (67779786573).

Almost surely, 2^270761468561 is an apocalyptic number.

It is an amenable number.

270761468561 is a deficient number, since it is larger than the sum of its proper divisors (357677731).

270761468561 is an equidigital number, since it uses as much as digits as its factorization.

270761468561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357677730.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 270761468561 in words is "two hundred seventy billion, seven hundred sixty-one million, four hundred sixty-eight thousand, five hundred sixty-one".