27513922241 has 4 divisors (see below), whose sum is σ = 29630377812. Its totient is φ = 25397466672.

The previous prime is 27513922223. The next prime is 27513922253. The reversal of 27513922241 is 14222931572.

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 1376410000 + 26137512241 = 37100^2 + 161671^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27513922241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27513922195 and 27513922204.

It is not an unprimeable number, because it can be changed into a prime (27513922741) 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, 1058227766 + ... + 1058227791.

It is an arithmetic number, because the mean of its divisors is an integer number (7407594453).

Almost surely, 2^27513922241 is an apocalyptic number.

It is an amenable number.

27513922241 is a deficient number, since it is larger than the sum of its proper divisors (2116455571).

27513922241 is a wasteful number, since it uses less digits than its factorization.

27513922241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116455570.

The product of its digits is 60480, while the sum is 38.

The spelling of 27513922241 in words is "twenty-seven billion, five hundred thirteen million, nine hundred twenty-two thousand, two hundred forty-one".