27458453277841 has 2 divisors, whose sum is σ = 27458453277842. Its totient is φ = 27458453277840.

The previous prime is 27458453277809. The next prime is 27458453277889. The reversal of 27458453277841 is 14877235485472.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24823662052225 + 2634791225616 = 4982335^2 + 1623204^2 .

It is a cyclic number.

It is not a de Polignac number, because 27458453277841 - 2⁵ = 27458453277809 is a prime.

It is a super-2 number, since 2×27458453277841² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27458453277041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13729226638920 + 13729226638921.

It is an arithmetic number, because the mean of its divisors is an integer number (13729226638921).

Almost surely, 2^{27458453277841} is an apocalyptic number.

It is an amenable number.

27458453277841 is a deficient number, since it is larger than the sum of its proper divisors (1).

27458453277841 is an equidigital number, since it uses as much as digits as its factorization.

27458453277841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 421478400, while the sum is 67.

The spelling of 27458453277841 in words is "twenty-seven trillion, four hundred fifty-eight billion, four hundred fifty-three million, two hundred seventy-seven thousand, eight hundred forty-one".