27641423317387 has 24 divisors (see below), whose sum is σ = 30780750152880. Its totient is φ = 24614005532160.

The previous prime is 27641423317367. The next prime is 27641423317441. The reversal of 27641423317387 is 78371332414672.

It is not a de Polignac number, because 27641423317387 - 2¹¹ = 27641423315339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27641423317337) 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 23 ways as a sum of consecutive naturals, for example, 9975523 + ... + 12441619.

It is an arithmetic number, because the mean of its divisors is an integer number (1282531256370).

Almost surely, 2^{27641423317387} is an apocalyptic number.

27641423317387 is a deficient number, since it is larger than the sum of its proper divisors (3139326835493).

27641423317387 is a wasteful number, since it uses less digits than its factorization.

27641423317387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466411 (or 2466304 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 58.

The spelling of 27641423317387 in words is "twenty-seven trillion, six hundred forty-one billion, four hundred twenty-three million, three hundred seventeen thousand, three hundred eighty-seven".