27726316463 has 4 divisors (see below), whose sum is σ = 27896416728. Its totient is φ = 27556216200.

The previous prime is 27726316439. The next prime is 27726316477. The reversal of 27726316463 is 36461362772.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27726316463 - 2⁶ = 27726316399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27726316063) by changing a digit.

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, 85049888 + ... + 85050213.

It is an arithmetic number, because the mean of its divisors is an integer number (6974104182).

Almost surely, 2^27726316463 is an apocalyptic number.

27726316463 is a deficient number, since it is larger than the sum of its proper divisors (170100265).

27726316463 is a wasteful number, since it uses less digits than its factorization.

27726316463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170100264.

The product of its digits is 1524096, while the sum is 47.

The spelling of 27726316463 in words is "twenty-seven billion, seven hundred twenty-six million, three hundred sixteen thousand, four hundred sixty-three".