27674666458 has 8 divisors (see below), whose sum is σ = 41513234580. Its totient is φ = 13836921600.

The previous prime is 27674666443. The next prime is 27674666471. The reversal of 27674666458 is 85466647672.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22907730609 + 4766935849 = 151353^2 + 69043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 27674666396 and 27674666405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113493 + ... + 261208.

Almost surely, 2^27674666458 is an apocalyptic number.

27674666458 is a deficient number, since it is larger than the sum of its proper divisors (13838568122).

27674666458 is a wasteful number, since it uses less digits than its factorization.

27674666458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411632.

The product of its digits is 81285120, while the sum is 61.

The spelling of 27674666458 in words is "twenty-seven billion, six hundred seventy-four million, six hundred sixty-six thousand, four hundred fifty-eight".