27364455361 has 4 divisors (see below), whose sum is σ = 28308057300. Its totient is φ = 26420853424.

The previous prime is 27364455359. The next prime is 27364455383. The reversal of 27364455361 is 16355446372.

It is a happy number.

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 19437936400 + 7926518961 = 139420^2 + 89031^2 .

It is a cyclic number.

It is not a de Polignac number, because 27364455361 - 2¹ = 27364455359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27364455061) 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, 471800926 + ... + 471800983.

It is an arithmetic number, because the mean of its divisors is an integer number (7077014325).

Almost surely, 2^27364455361 is an apocalyptic number.

It is an amenable number.

27364455361 is a deficient number, since it is larger than the sum of its proper divisors (943601939).

27364455361 is an equidigital number, since it uses as much as digits as its factorization.

27364455361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943601938.

The product of its digits is 1814400, while the sum is 46.

The spelling of 27364455361 in words is "twenty-seven billion, three hundred sixty-four million, four hundred fifty-five thousand, three hundred sixty-one".