27153272473757 has 8 divisors (see below), whose sum is σ = 27157167027000. Its totient is φ = 27149378217984.

The previous prime is 27153272473741. The next prime is 27153272473843. The reversal of 27153272473757 is 75737427235172.

It can be written as a sum of positive squares in 4 ways, for example, as 23543010268996 + 3610262204761 = 4852114^2 + 1900069^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 27153272473757 - 2⁴ = 27153272473741 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 27153272473757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27153272472757) 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 7 ways as a sum of consecutive naturals, for example, 230881553 + ... + 230999129.

It is an arithmetic number, because the mean of its divisors is an integer number (3394645878375).

Almost surely, 2^{27153272473757} is an apocalyptic number.

It is an amenable number.

27153272473757 is a deficient number, since it is larger than the sum of its proper divisors (3894553243).

27153272473757 is a wasteful number, since it uses less digits than its factorization.

27153272473757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148735.

The product of its digits is 121010400, while the sum is 62.

The spelling of 27153272473757 in words is "twenty-seven trillion, one hundred fifty-three billion, two hundred seventy-two million, four hundred seventy-three thousand, seven hundred fifty-seven".