27731540353 has 16 divisors (see below), whose sum is σ = 31001306112. Its totient is φ = 24586992000.

The previous prime is 27731540339. The next prime is 27731540357. The reversal of 27731540353 is 35304513772.

It is a cyclic number.

It is not a de Polignac number, because 27731540353 - 2⁵ = 27731540321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27731540357) 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 15 ways as a sum of consecutive naturals, for example, 1520275 + ... + 1538407.

It is an arithmetic number, because the mean of its divisors is an integer number (1937581632).

Almost surely, 2^27731540353 is an apocalyptic number.

It is an amenable number.

27731540353 is a deficient number, since it is larger than the sum of its proper divisors (3269765759).

27731540353 is a wasteful number, since it uses less digits than its factorization.

27731540353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21576.

The product of its (nonzero) digits is 264600, while the sum is 40.

The spelling of 27731540353 in words is "twenty-seven billion, seven hundred thirty-one million, five hundred forty thousand, three hundred fifty-three".