27061451485 has 8 divisors (see below), whose sum is σ = 32507329536. Its totient is φ = 21626769360.

The previous prime is 27061451477. The next prime is 27061451489. The reversal of 27061451485 is 58415416072.

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

It is not a de Polignac number, because 27061451485 - 2³ = 27061451477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27061451489) 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 7 ways as a sum of consecutive naturals, for example, 2793661 + ... + 2803330.

It is an arithmetic number, because the mean of its divisors is an integer number (4063416192).

Almost surely, 2^27061451485 is an apocalyptic number.

It is an amenable number.

27061451485 is a deficient number, since it is larger than the sum of its proper divisors (5445878051).

27061451485 is an equidigital number, since it uses as much as digits as its factorization.

27061451485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5597963.

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 27061451485 in words is "twenty-seven billion, sixty-one million, four hundred fifty-one thousand, four hundred eighty-five".