201352330729 has 45 divisors (see below), whose sum is σ = 235702382279. Its totient is φ = 171878857920.

The previous prime is 201352330709. The next prime is 201352330759. The reversal of 201352330729 is 927033253102.

The square root of 201352330729 is 448723.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3547989225 + 197804341504 = 59565^2 + 444752^2 .

It is not a de Polignac number, because 201352330729 - 2⁹ = 201352330217 is a prime.

It is a super-2 number, since 2×201352330729² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201352330709) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1781878977 + ... + 1781879089.

Almost surely, 2^201352330729 is an apocalyptic number.

201352330729 is the 448723-rd square number.

201352330729 is the 224362-nd centered octagonal number.

It is an amenable number.

201352330729 is a deficient number, since it is larger than the sum of its proper divisors (34350051550).

201352330729 is an frugal number, since it uses more digits than its factorization.

201352330729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 37.

The spelling of 201352330729 in words is "two hundred one billion, three hundred fifty-two million, three hundred thirty thousand, seven hundred twenty-nine".