20032452143504 has 160 divisors (see below), whose sum is σ = 40911240513024. Its totient is φ = 9492164444160.

The previous prime is 20032452143453. The next prime is 20032452143507. The reversal of 20032452143504 is 40534125423002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20032452143507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4286848112 + ... + 4286852784.

Almost surely, 2^{20032452143504} is an apocalyptic number.

It is an amenable number.

20032452143504 is an abundant number, since it is smaller than the sum of its proper divisors (20878788369520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20032452143504 is a wasteful number, since it uses less digits than its factorization.

20032452143504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5785 (or 5779 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 20032452143504 its reverse (40534125423002), we get a palindrome (60566577566506).

The spelling of 20032452143504 in words is "twenty trillion, thirty-two billion, four hundred fifty-two million, one hundred forty-three thousand, five hundred four".