27453835473 has 16 divisors (see below), whose sum is σ = 37429309440. Its totient is φ = 17891404496.

The previous prime is 27453835457. The next prime is 27453835477. The reversal of 27453835473 is 37453835472.

It is a cyclic number.

It is not a de Polignac number, because 27453835473 - 2⁴ = 27453835457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27453835477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1113 + ... + 234326.

It is an arithmetic number, because the mean of its divisors is an integer number (2339331840).

Almost surely, 2^27453835473 is an apocalyptic number.

It is an amenable number.

27453835473 is a deficient number, since it is larger than the sum of its proper divisors (9975473967).

27453835473 is a wasteful number, since it uses less digits than its factorization.

27453835473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236316.

The product of its digits is 8467200, while the sum is 51.

Subtracting 27453835473 from its reverse (37453835472), we obtain a palindrome (9999999999).

The spelling of 27453835473 in words is "twenty-seven billion, four hundred fifty-three million, eight hundred thirty-five thousand, four hundred seventy-three".