27172452353 has 2 divisors, whose sum is σ = 27172452354. Its totient is φ = 27172452352.

The previous prime is 27172452343. The next prime is 27172452361. The reversal of 27172452353 is 35325427172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27169917889 + 2534464 = 164833^2 + 1592^2 .

It is a cyclic number.

It is not a de Polignac number, because 27172452353 - 2⁴ = 27172452337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 27172452353.

It is not a weakly prime, because it can be changed into another prime (27172452343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13586226176 + 13586226177.

It is an arithmetic number, because the mean of its divisors is an integer number (13586226177).

Almost surely, 2^27172452353 is an apocalyptic number.

It is an amenable number.

27172452353 is a deficient number, since it is larger than the sum of its proper divisors (1).

27172452353 is an equidigital number, since it uses as much as digits as its factorization.

27172452353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 41.

The spelling of 27172452353 in words is "twenty-seven billion, one hundred seventy-two million, four hundred fifty-two thousand, three hundred fifty-three".