20323653235 has 8 divisors (see below), whose sum is σ = 24389264880. Its totient is φ = 16258335264.

The previous prime is 20323653211. The next prime is 20323653253. The reversal of 20323653235 is 53235632302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20323653235 - 2³¹ = 18176169587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20323653235.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 130156 + ... + 239974.

It is an arithmetic number, because the mean of its divisors is an integer number (3048658110).

Almost surely, 2^20323653235 is an apocalyptic number.

20323653235 is a deficient number, since it is larger than the sum of its proper divisors (4065611645).

20323653235 is a wasteful number, since it uses less digits than its factorization.

20323653235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146837.

The product of its (nonzero) digits is 97200, while the sum is 34.

The spelling of 20323653235 in words is "twenty billion, three hundred twenty-three million, six hundred fifty-three thousand, two hundred thirty-five".