20352135602632 has 32 divisors (see below), whose sum is σ = 39828453364800. Its totient is φ = 9731415985984.

The previous prime is 20352135602581. The next prime is 20352135602639. The reversal of 20352135602632 is 23620653125302.

It is not an unprimeable number, because it can be changed into a prime (20352135602639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11768782 + ... + 13386877.

It is an arithmetic number, because the mean of its divisors is an integer number (1244639167650).

Almost surely, 2^{20352135602632} is an apocalyptic number.

It is an amenable number.

20352135602632 is a deficient number, since it is larger than the sum of its proper divisors (19476317762168).

20352135602632 is a wasteful number, since it uses less digits than its factorization.

20352135602632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25160085 (or 25160081 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 20352135602632 its reverse (23620653125302), we get a palindrome (43972788727934).

The spelling of 20352135602632 in words is "twenty trillion, three hundred fifty-two billion, one hundred thirty-five million, six hundred two thousand, six hundred thirty-two".