27006261563140 has 12 divisors (see below), whose sum is σ = 56713149282636. Its totient is φ = 10802504625248.

The previous prime is 27006261563081. The next prime is 27006261563143. The reversal of 27006261563140 is 4136516260072.

It can be written as a sum of positive squares in 2 ways, for example, as 14842572991236 + 12163688571904 = 3852606^2 + 3487648^2 .

It is not an unprimeable number, because it can be changed into a prime (27006261563143) 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 3 ways as a sum of consecutive naturals, for example, 675156539059 + ... + 675156539098.

It is an arithmetic number, because the mean of its divisors is an integer number (4726095773553).

Almost surely, 2^{27006261563140} is an apocalyptic number.

27006261563140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27006261563140 is an abundant number, since it is smaller than the sum of its proper divisors (29706887719496).

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

27006261563140 is a wasteful number, since it uses less digits than its factorization.

27006261563140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350313078166 (or 1350313078164 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 27006261563140 in words is "twenty-seven trillion, six billion, two hundred sixty-one million, five hundred sixty-three thousand, one hundred forty".