20432202352532 has 6 divisors (see below), whose sum is σ = 35756354116938. Its totient is φ = 10216101176264.

The previous prime is 20432202352447. The next prime is 20432202352537. The reversal of 20432202352532 is 23525320223402.

It can be written as a sum of positive squares in only one way, i.e., 11321246466436 + 9110955886096 = 3364706^2 + 3018436^2 .

It is a super-2 number, since 2×20432202352532² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20432202352492 and 20432202352501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20432202352537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2554025294063 + ... + 2554025294070.

It is an arithmetic number, because the mean of its divisors is an integer number (5959392352823).

Almost surely, 2^{20432202352532} is an apocalyptic number.

It is an amenable number.

20432202352532 is a deficient number, since it is larger than the sum of its proper divisors (15324151764406).

20432202352532 is a wasteful number, since it uses less digits than its factorization.

20432202352532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5108050588137 (or 5108050588135 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 20432202352532 its reverse (23525320223402), we get a palindrome (43957522575934).

The spelling of 20432202352532 in words is "twenty trillion, four hundred thirty-two billion, two hundred two million, three hundred fifty-two thousand, five hundred thirty-two".