432201634525645 has 4 divisors (see below), whose sum is σ = 518641961430780. Its totient is φ = 345761307620512.

The previous prime is 432201634525637. The next prime is 432201634525649. The reversal of 432201634525645 is 546525436102234.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91804337405764 + 340397297119881 = 9581458^2 + 18449859^2 .

It is a cyclic number.

It is not a de Polignac number, because 432201634525645 - 2³ = 432201634525637 is a prime.

It is a super-3 number, since 3×432201634525645³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 432201634525592 and 432201634525601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432201634525649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43220163452560 + ... + 43220163452569.

It is an arithmetic number, because the mean of its divisors is an integer number (129660490357695).

Almost surely, 2^{432201634525645} is an apocalyptic number.

It is an amenable number.

432201634525645 is a deficient number, since it is larger than the sum of its proper divisors (86440326905135).

432201634525645 is an equidigital number, since it uses as much as digits as its factorization.

432201634525645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86440326905134.

The product of its (nonzero) digits is 20736000, while the sum is 52.

The spelling of 432201634525645 in words is "four hundred thirty-two trillion, two hundred one billion, six hundred thirty-four million, five hundred twenty-five thousand, six hundred forty-five".