27049204804825 has 12 divisors (see below), whose sum is σ = 38332587380800. Its totient is φ = 18548026151760.

The previous prime is 27049204804813. The next prime is 27049204804829. The reversal of 27049204804825 is 52840840294072.

It is a de Polignac number, because none of the positive numbers 2^k-27049204804825 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27049204804829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77283442125 + ... + 77283442474.

Almost surely, 2^{27049204804825} is an apocalyptic number.

27049204804825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27049204804825 is a deficient number, since it is larger than the sum of its proper divisors (11283382575975).

27049204804825 is a wasteful number, since it uses less digits than its factorization.

27049204804825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154566884616 (or 154566884611 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 27049204804825 in words is "twenty-seven trillion, forty-nine billion, two hundred four million, eight hundred four thousand, eight hundred twenty-five".