35522071729 has 3 divisors (see below), whose sum is σ = 35522260203. Its totient is φ = 35521883256.

The previous prime is 35522071709. The next prime is 35522071751. The reversal of 35522071729 is 92717022553.

The square root of 35522071729 is 188473.

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

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, and also an emirpimes, since its reverse is a distinct semiprime: 92717022553 = 3359 ⋅27602567.

It can be written as a sum of positive squares in only one way, i.e., 34141800625 + 1380271104 = 184775^2 + 37152^2 .

It is not a de Polignac number, because 35522071729 - 2¹³ = 35522063537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35522071709) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 94237 + ... + 282709.

It is an arithmetic number, because the mean of its divisors is an integer number (11840753401).

Almost surely, 2^35522071729 is an apocalyptic number.

35522071729 is the 188473-rd square number.

35522071729 is the 94237-th centered octagonal number.

It is an amenable number.

35522071729 is a deficient number, since it is larger than the sum of its proper divisors (188474).

35522071729 is an frugal number, since it uses more digits than its factorization.

35522071729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376946 (or 188473 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 35522071729 in words is "thirty-five billion, five hundred twenty-two million, seventy-one thousand, seven hundred twenty-nine".