16373077472729 has 2 divisors, whose sum is σ = 16373077472730. Its totient is φ = 16373077472728.

The previous prime is 16373077472669. The next prime is 16373077472747. The reversal of 16373077472729 is 92727477037361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15726141984400 + 646935488329 = 3965620^2 + 804323^2 .

It is a cyclic number.

It is not a de Polignac number, because 16373077472729 - 2¹² = 16373077468633 is a prime.

It is not a weakly prime, because it can be changed into another prime (16373077472789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8186538736364 + 8186538736365.

It is an arithmetic number, because the mean of its divisors is an integer number (8186538736365).

Almost surely, 2^{16373077472729} is an apocalyptic number.

It is an amenable number.

16373077472729 is a deficient number, since it is larger than the sum of its proper divisors (1).

16373077472729 is an equidigital number, since it uses as much as digits as its factorization.

16373077472729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 130691232, while the sum is 65.

The spelling of 16373077472729 in words is "sixteen trillion, three hundred seventy-three billion, seventy-seven million, four hundred seventy-two thousand, seven hundred twenty-nine".