20353300432 has 20 divisors (see below), whose sum is σ = 39436992736. Its totient is φ = 10176012000.

The previous prime is 20353300411. The next prime is 20353300433. The reversal of 20353300432 is 23400335302.

It is a junction number, because it is equal to n+sod(n) for n = 20353300397 and 20353300406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20353300433) 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 3 ways as a sum of consecutive naturals, for example, 323557 + ... + 381307.

Almost surely, 2^20353300432 is an apocalyptic number.

It is an amenable number.

20353300432 is a deficient number, since it is larger than the sum of its proper divisors (19083692304).

20353300432 is a wasteful number, since it uses less digits than its factorization.

20353300432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79786 (or 79780 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 25.

Adding to 20353300432 its reverse (23400335302), we get a palindrome (43753635734).

The spelling of 20353300432 in words is "twenty billion, three hundred fifty-three million, three hundred thousand, four hundred thirty-two".