27453315345 has 8 divisors (see below), whose sum is σ = 43925304576. Its totient is φ = 14641768176.

The previous prime is 27453315319. The next prime is 27453315367. The reversal of 27453315345 is 54351335472.

It is a happy number.

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

It is not a de Polignac number, because 27453315345 - 2¹¹ = 27453313297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27453315297 and 27453315306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915110497 + ... + 915110526.

It is an arithmetic number, because the mean of its divisors is an integer number (5490663072).

Almost surely, 2^27453315345 is an apocalyptic number.

It is an amenable number.

27453315345 is a deficient number, since it is larger than the sum of its proper divisors (16471989231).

27453315345 is a wasteful number, since it uses less digits than its factorization.

27453315345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830221031.

The product of its digits is 756000, while the sum is 42.

The spelling of 27453315345 in words is "twenty-seven billion, four hundred fifty-three million, three hundred fifteen thousand, three hundred forty-five".