2727539162172 has 72 divisors (see below), whose sum is σ = 7522904712960. Its totient is φ = 826361212320.

The previous prime is 2727539162171. The next prime is 2727539162197. The reversal of 2727539162172 is 2712619357272.

2727539162172 is a `hidden beast` number, since 2 + 7 + 2 + 7 + 5 + 3 + 9 + 1 + 621 + 7 + 2 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2727539162171) 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 23 ways as a sum of consecutive naturals, for example, 1292829 + ... + 2669547.

It is an arithmetic number, because the mean of its divisors is an integer number (104484787680).

Almost surely, 2^{2727539162172} is an apocalyptic number.

2727539162172 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2727539162172 is an abundant number, since it is smaller than the sum of its proper divisors (4795365550788).

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

2727539162172 is a wasteful number, since it uses less digits than its factorization.

2727539162172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381743 (or 1381738 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 54.

The spelling of 2727539162172 in words is "two trillion, seven hundred twenty-seven billion, five hundred thirty-nine million, one hundred sixty-two thousand, one hundred seventy-two".