27802816023 has 8 divisors (see below), whose sum is σ = 38266241536. Its totient is φ = 17937300600.

The previous prime is 27802815991. The next prime is 27802816037. The reversal of 27802816023 is 32061820872.

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

It is not a de Polignac number, because 27802816023 - 2⁵ = 27802815991 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 (27802816123) 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 7 ways as a sum of consecutive naturals, for example, 149477413 + ... + 149477598.

It is an arithmetic number, because the mean of its divisors is an integer number (4783280192).

Almost surely, 2^27802816023 is an apocalyptic number.

27802816023 is a deficient number, since it is larger than the sum of its proper divisors (10463425513).

27802816023 is a wasteful number, since it uses less digits than its factorization.

27802816023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298955045.

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 27802816023 in words is "twenty-seven billion, eight hundred two million, eight hundred sixteen thousand, twenty-three".