27085378330090 has 8 divisors (see below), whose sum is σ = 48753680994180. Its totient is φ = 10834151332032.

The previous prime is 27085378330057. The next prime is 27085378330097. The reversal of 27085378330090 is 9003387358072.

It can be written as a sum of positive squares in 2 ways, for example, as 24518907045649 + 2566471284441 = 4951657^2 + 1602021^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (27085378330097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354268916495 + ... + 1354268916514.

Almost surely, 2^{27085378330090} is an apocalyptic number.

27085378330090 is a deficient number, since it is larger than the sum of its proper divisors (21668302664090).

27085378330090 is a wasteful number, since it uses less digits than its factorization.

27085378330090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708537833016.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 27085378330090 in words is "twenty-seven trillion, eighty-five billion, three hundred seventy-eight million, three hundred thirty thousand, ninety".