162713446729 has 2 divisors, whose sum is σ = 162713446730. Its totient is φ = 162713446728.

The previous prime is 162713446699. The next prime is 162713446813. The reversal of 162713446729 is 927644317261.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119680018704 + 43033428025 = 345948^2 + 207445^2 .

It is a cyclic number.

It is not a de Polignac number, because 162713446729 - 2⁵ = 162713446697 is a prime.

It is a super-2 number, since 2×162713446729² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162713416729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81356723364 + 81356723365.

It is an arithmetic number, because the mean of its divisors is an integer number (81356723365).

Almost surely, 2^162713446729 is an apocalyptic number.

It is an amenable number.

162713446729 is a deficient number, since it is larger than the sum of its proper divisors (1).

162713446729 is an equidigital number, since it uses as much as digits as its factorization.

162713446729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 52.

The spelling of 162713446729 in words is "one hundred sixty-two billion, seven hundred thirteen million, four hundred forty-six thousand, seven hundred twenty-nine".