162730072546397 has 2 divisors, whose sum is σ = 162730072546398. Its totient is φ = 162730072546396.

The previous prime is 162730072546373. The next prime is 162730072546409. The reversal of 162730072546397 is 793645270037261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87393592190116 + 75336480356281 = 9348454^2 + 8679659^2 .

It is a cyclic number.

It is not a de Polignac number, because 162730072546397 - 2²⁴ = 162730055769181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162730072546367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81365036273198 + 81365036273199.

It is an arithmetic number, because the mean of its divisors is an integer number (81365036273199).

Almost surely, 2^{162730072546397} is an apocalyptic number.

It is an amenable number.

162730072546397 is a deficient number, since it is larger than the sum of its proper divisors (1).

162730072546397 is an equidigital number, since it uses as much as digits as its factorization.

162730072546397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80015040, while the sum is 62.

The spelling of 162730072546397 in words is "one hundred sixty-two trillion, seven hundred thirty billion, seventy-two million, five hundred forty-six thousand, three hundred ninety-seven".