27454645472 has 24 divisors (see below), whose sum is σ = 54067856976. Its totient is φ = 13723126272.

The previous prime is 27454645447. The next prime is 27454645483.

27454645472 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 27454645472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23468 + ... + 235499.

It is an arithmetic number, because the mean of its divisors is an integer number (2252827374).

Almost surely, 2^27454645472 is an apocalyptic number.

It is an amenable number.

27454645472 is a deficient number, since it is larger than the sum of its proper divisors (26613211504).

27454645472 is a wasteful number, since it uses less digits than its factorization.

27454645472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262290 (or 262282 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 50.

The spelling of 27454645472 in words is "twenty-seven billion, four hundred fifty-four million, six hundred forty-five thousand, four hundred seventy-two".