3625493989329 has 27 divisors (see below), whose sum is σ = 5316714052923. Its totient is φ = 2380670088192.

The previous prime is 3625493989307. The next prime is 3625493989331. The reversal of 3625493989329 is 9239893945263.

The square root of 3625493989329 is 1904073.

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

3625493989329 is a `hidden beast` number, since 3 + 6 + 25 + 493 + 9 + 8 + 93 + 29 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3528179939025 + 97314050304 = 1878345^2 + 311952^2 .

It is not a de Polignac number, because 3625493989329 - 2¹⁵ = 3625493956561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3625493989349) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 382713937 + ... + 382723409.

Almost surely, 2^{3625493989329} is an apocalyptic number.

3625493989329 is the 1904073-rd square number.

3625493989329 is the 952037-th centered octagonal number.

It is an amenable number.

3625493989329 is a deficient number, since it is larger than the sum of its proper divisors (1691220063594).

3625493989329 is an frugal number, since it uses more digits than its factorization.

3625493989329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19086 (or 9543 counting only the distinct ones).

The product of its digits is 680244480, while the sum is 72.

The spelling of 3625493989329 in words is "three trillion, six hundred twenty-five billion, four hundred ninety-three million, nine hundred eighty-nine thousand, three hundred twenty-nine".