27458385086343 has 16 divisors (see below), whose sum is σ = 39134750328576. Its totient is φ = 17082629108160.

The previous prime is 27458385086329. The next prime is 27458385086371. The reversal of 27458385086343 is 34368058385472.

It is not a de Polignac number, because 27458385086343 - 2⁴⁴ = 9866199041927 is a prime.

It is a super-2 number, since 2×27458385086343² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27458385086443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4853016805 + ... + 4853022462.

It is an arithmetic number, because the mean of its divisors is an integer number (2445921895536).

Almost surely, 2^{27458385086343} is an apocalyptic number.

27458385086343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

27458385086343 is a deficient number, since it is larger than the sum of its proper divisors (11676365242233).

27458385086343 is a wasteful number, since it uses less digits than its factorization.

27458385086343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9706039334.

The product of its (nonzero) digits is 464486400, while the sum is 66.

The spelling of 27458385086343 in words is "twenty-seven trillion, four hundred fifty-eight billion, three hundred eighty-five million, eighty-six thousand, three hundred forty-three".