6432132907225 has 27 divisors (see below), whose sum is σ = 8197832204247. Its totient is φ = 5006267974080.

The previous prime is 6432132907217. The next prime is 6432132907243. The reversal of 6432132907225 is 5227092312346.

The square root of 6432132907225 is 2536165.

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

It can be written as a sum of positive squares in 13 ways, for example, as 27002048329 + 6405130858896 = 164323^2 + 2530836^2 .

It is not a de Polignac number, because 6432132907225 - 2³ = 6432132907217 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, 469183671 + ... + 469197379.

Almost surely, 2^{6432132907225} is an apocalyptic number.

6432132907225 is the 2536165-th square number.

6432132907225 is the 1268083-rd centered octagonal number.

It is an amenable number.

6432132907225 is a deficient number, since it is larger than the sum of its proper divisors (1765699297022).

6432132907225 is an frugal number, since it uses more digits than its factorization.

6432132907225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27502 (or 13751 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 6432132907225 in words is "six trillion, four hundred thirty-two billion, one hundred thirty-two million, nine hundred seven thousand, two hundred twenty-five".