432520522561 has 8 divisors (see below), whose sum is σ = 446511881384. Its totient is φ = 418650301440.

The previous prime is 432520522541. The next prime is 432520522573. The reversal of 432520522561 is 165225025234.

It can be written as a sum of positive squares in 4 ways, for example, as 16108432561 + 416412090000 = 126919^2 + 645300^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432520522561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 432520522561.

It is not an unprimeable number, because it can be changed into a prime (432520522531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30277170 + ... + 30291451.

It is an arithmetic number, because the mean of its divisors is an integer number (55813985173).

Almost surely, 2^432520522561 is an apocalyptic number.

It is an amenable number.

432520522561 is a deficient number, since it is larger than the sum of its proper divisors (13991358823).

432520522561 is a wasteful number, since it uses less digits than its factorization.

432520522561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60568851.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 432520522561 its reverse (165225025234), we get a palindrome (597745547795).

The spelling of 432520522561 in words is "four hundred thirty-two billion, five hundred twenty million, five hundred twenty-two thousand, five hundred sixty-one".