27072705107 has 4 divisors (see below), whose sum is σ = 30940234416. Its totient is φ = 23205175800.

The previous prime is 27072705089. The next prime is 27072705181. The reversal of 27072705107 is 70150727072.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27072705107 - 2¹⁶ = 27072639571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27072705607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1933764644 + ... + 1933764657.

It is an arithmetic number, because the mean of its divisors is an integer number (7735058604).

Almost surely, 2^27072705107 is an apocalyptic number.

27072705107 is a deficient number, since it is larger than the sum of its proper divisors (3867529309).

27072705107 is an equidigital number, since it uses as much as digits as its factorization.

27072705107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867529308.

The product of its (nonzero) digits is 48020, while the sum is 38.

The spelling of 27072705107 in words is "twenty-seven billion, seventy-two million, seven hundred five thousand, one hundred seven".