352942732729 has 4 divisors (see below), whose sum is σ = 352943922420. Its totient is φ = 352941543040.

The previous prime is 352942732699. The next prime is 352942732771. The reversal of 352942732729 is 927237249253.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 38395618704 + 314547114025 = 195948^2 + 560845^2 .

It is a cyclic number.

It is not a de Polignac number, because 352942732729 - 2³¹ = 350795249081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 352942732729.

It is not an unprimeable number, because it can be changed into a prime (352942733729) 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 in 3 ways as a sum of consecutive naturals, for example, 252477 + ... + 877285.

It is an arithmetic number, because the mean of its divisors is an integer number (88235980605).

Almost surely, 2^352942732729 is an apocalyptic number.

It is an amenable number.

352942732729 is a deficient number, since it is larger than the sum of its proper divisors (1189691).

352942732729 is an equidigital number, since it uses as much as digits as its factorization.

352942732729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189690.

The product of its digits is 11430720, while the sum is 55.

The spelling of 352942732729 in words is "three hundred fifty-two billion, nine hundred forty-two million, seven hundred thirty-two thousand, seven hundred twenty-nine".