27723203344011 has 16 divisors (see below), whose sum is σ = 42276860799488. Its totient is φ = 15829838164800.

The previous prime is 27723203343973. The next prime is 27723203344021. The reversal of 27723203344011 is 11044330232772.

It is not a de Polignac number, because 27723203344011 - 2⁷ = 27723203343883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27723203344021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499651495 + ... + 499706976.

It is an arithmetic number, because the mean of its divisors is an integer number (2642303799968).

Almost surely, 2^{27723203344011} is an apocalyptic number.

27723203344011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

27723203344011 is a deficient number, since it is larger than the sum of its proper divisors (14553657455477).

27723203344011 is a wasteful number, since it uses less digits than its factorization.

27723203344011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999359802.

The product of its (nonzero) digits is 169344, while the sum is 39.

Adding to 27723203344011 its reverse (11044330232772), we get a palindrome (38767533576783).

The spelling of 27723203344011 in words is "twenty-seven trillion, seven hundred twenty-three billion, two hundred three million, three hundred forty-four thousand, eleven".