27137739553 has 8 divisors (see below), whose sum is σ = 27179263400. Its totient is φ = 27096249600.

The previous prime is 27137739467. The next prime is 27137739571. The reversal of 27137739553 is 35593773172.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 429028369 + 26708711184 = 20713^2 + 163428^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27137739553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27137739553.

It is not an unprimeable number, because it can be changed into a prime (27137739053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1910923 + ... + 1925071.

It is an arithmetic number, because the mean of its divisors is an integer number (3397407925).

Almost surely, 2^27137739553 is an apocalyptic number.

It is an amenable number.

27137739553 is a deficient number, since it is larger than the sum of its proper divisors (41523847).

27137739553 is a wasteful number, since it uses less digits than its factorization.

27137739553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16947.

The product of its digits is 4167450, while the sum is 52.

The spelling of 27137739553 in words is "twenty-seven billion, one hundred thirty-seven million, seven hundred thirty-nine thousand, five hundred fifty-three".