27426752105 has 16 divisors (see below), whose sum is σ = 32978986320. Its totient is φ = 21896863488.

The previous prime is 27426752081. The next prime is 27426752113. The reversal of 27426752105 is 50125762472.

It can be written as a sum of positive squares in 8 ways, for example, as 9684544 + 27417067561 = 3112^2 + 165581^2 .

It is a cyclic number.

It is not a de Polignac number, because 27426752105 - 2¹⁰ = 27426751081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7116359 + ... + 7120211.

It is an arithmetic number, because the mean of its divisors is an integer number (2061186645).

Almost surely, 2^27426752105 is an apocalyptic number.

It is an amenable number.

27426752105 is a deficient number, since it is larger than the sum of its proper divisors (5552234215).

27426752105 is a wasteful number, since it uses less digits than its factorization.

27426752105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380.

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 27426752105 in words is "twenty-seven billion, four hundred twenty-six million, seven hundred fifty-two thousand, one hundred five".