27453671331357 has 16 divisors (see below), whose sum is σ = 38862033439680. Its totient is φ = 17179651122432.

The previous prime is 27453671331313. The next prime is 27453671331487. The reversal of 27453671331357 is 75313317635472.

It is a happy number.

It is not a de Polignac number, because 27453671331357 - 2¹⁶ = 27453671265821 is a prime.

It is a super-2 number, since 2×27453671331357² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27453671331297 and 27453671331306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27453671335357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 721572507 + ... + 721610552.

It is an arithmetic number, because the mean of its divisors is an integer number (2428877089980).

Almost surely, 2^{27453671331357} is an apocalyptic number.

It is an amenable number.

27453671331357 is a deficient number, since it is larger than the sum of its proper divisors (11408362108323).

27453671331357 is a wasteful number, since it uses less digits than its factorization.

27453671331357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443183452.

The product of its digits is 33339600, while the sum is 57.

The spelling of 27453671331357 in words is "twenty-seven trillion, four hundred fifty-three billion, six hundred seventy-one million, three hundred thirty-one thousand, three hundred fifty-seven".