3501333304225 has 27 divisors (see below), whose sum is σ = 4417184271603. Its totient is φ = 2753156822640.

The previous prime is 3501333304219. The next prime is 3501333304277. The reversal of 3501333304225 is 5224033331053.

The square root of 3501333304225 is 1871185.

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., 1260479989521 + 2240853314704 = 1122711^2 + 1496948^2 .

It is not a de Polignac number, because 3501333304225 - 2⁴¹ = 1302310048673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 551996404 + ... + 552002746.

Almost surely, 2^{3501333304225} is an apocalyptic number.

3501333304225 is the 1871185-th square number.

3501333304225 is the 935593-rd centered octagonal number.

It is an amenable number.

3501333304225 is a deficient number, since it is larger than the sum of its proper divisors (915850967378).

3501333304225 is an frugal number, since it uses more digits than its factorization.

3501333304225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12814 (or 6407 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 34.

Adding to 3501333304225 its reverse (5224033331053), we get a palindrome (8725366635278).

The spelling of 3501333304225 in words is "three trillion, five hundred one billion, three hundred thirty-three million, three hundred four thousand, two hundred twenty-five".