65153398273 has 2 divisors, whose sum is σ = 65153398274. Its totient is φ = 65153398272.

The previous prime is 65153398217. The next prime is 65153398301. The reversal of 65153398273 is 37289335156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63157721344 + 1995676929 = 251312^2 + 44673^2 .

It is a cyclic number.

It is not a de Polignac number, because 65153398273 - 2³³ = 56563463681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65153398273.

It is not a weakly prime, because it can be changed into another prime (65153398573) 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 as a sum of consecutive naturals, namely, 32576699136 + 32576699137.

It is an arithmetic number, because the mean of its divisors is an integer number (32576699137).

Almost surely, 2^65153398273 is an apocalyptic number.

It is an amenable number.

65153398273 is a deficient number, since it is larger than the sum of its proper divisors (1).

65153398273 is an equidigital number, since it uses as much as digits as its factorization.

65153398273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4082400, while the sum is 52.

The spelling of 65153398273 in words is "sixty-five billion, one hundred fifty-three million, three hundred ninety-eight thousand, two hundred seventy-three".