20353205332 has 12 divisors (see below), whose sum is σ = 35620412800. Its totient is φ = 10175944536.

The previous prime is 20353205321. The next prime is 20353205339. The reversal of 20353205332 is 23350235302.

It is a self number, because there is not a number n which added to its sum of digits gives 20353205332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20353205339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91332 + ... + 221467.

Almost surely, 2^20353205332 is an apocalyptic number.

It is an amenable number.

20353205332 is a deficient number, since it is larger than the sum of its proper divisors (15267207468).

20353205332 is a wasteful number, since it uses less digits than its factorization.

20353205332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329070 (or 329068 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 28.

The spelling of 20353205332 in words is "twenty billion, three hundred fifty-three million, two hundred five thousand, three hundred thirty-two".