27173116541020 has 48 divisors (see below), whose sum is σ = 60427396649088. Its totient is φ = 10228664724480.

The previous prime is 27173116541017. The next prime is 27173116541023. The reversal of 27173116541020 is 2014561137172.

It is an interprime number because it is at equal distance from previous prime (27173116541017) and next prime (27173116541023).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27173116541023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1873167 + ... + 7606246.

It is an arithmetic number, because the mean of its divisors is an integer number (1258904096856).

Almost surely, 2^{27173116541020} is an apocalyptic number.

27173116541020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27173116541020 is an abundant number, since it is smaller than the sum of its proper divisors (33254280108068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27173116541020 is a wasteful number, since it uses less digits than its factorization.

27173116541020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9487870 (or 9487868 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 40.

Adding to 27173116541020 its reverse (2014561137172), we get a palindrome (29187677678192).

The spelling of 27173116541020 in words is "twenty-seven trillion, one hundred seventy-three billion, one hundred sixteen million, five hundred forty-one thousand, twenty".