153165273620473 has 2 divisors, whose sum is σ = 153165273620474. Its totient is φ = 153165273620472.

The previous prime is 153165273620419. The next prime is 153165273620503. The reversal of 153165273620473 is 374026372561351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113447145438649 + 39718128181824 = 10651157^2 + 6302232^2 .

It is an emirp because it is prime and its reverse (374026372561351) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153165273620473 is a prime.

It is not a weakly prime, because it can be changed into another prime (153165273620273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76582636810236 + 76582636810237.

It is an arithmetic number, because the mean of its divisors is an integer number (76582636810237).

Almost surely, 2^{153165273620473} is an apocalyptic number.

It is an amenable number.

153165273620473 is a deficient number, since it is larger than the sum of its proper divisors (1).

153165273620473 is an equidigital number, since it uses as much as digits as its factorization.

153165273620473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19051200, while the sum is 55.

The spelling of 153165273620473 in words is "one hundred fifty-three trillion, one hundred sixty-five billion, two hundred seventy-three million, six hundred twenty thousand, four hundred seventy-three".