27361357309 has 16 divisors (see below), whose sum is σ = 32506004160. Its totient is φ = 22702584960.

The previous prime is 27361357307. The next prime is 27361357357. The reversal of 27361357309 is 90375316372.

It is not a de Polignac number, because 27361357309 - 2¹ = 27361357307 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 (27361357307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062207 + ... + 1087660.

It is an arithmetic number, because the mean of its divisors is an integer number (2031625260).

Almost surely, 2^27361357309 is an apocalyptic number.

It is an amenable number.

27361357309 is a deficient number, since it is larger than the sum of its proper divisors (5144646851).

27361357309 is a wasteful number, since it uses less digits than its factorization.

27361357309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149980.

The product of its (nonzero) digits is 714420, while the sum is 46.

The spelling of 27361357309 in words is "twenty-seven billion, three hundred sixty-one million, three hundred fifty-seven thousand, three hundred nine".