20053423435 has 8 divisors (see below), whose sum is σ = 24167388960. Its totient is φ = 15973884864.

The previous prime is 20053423427. The next prime is 20053423457. The reversal of 20053423435 is 53432435002.

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 20053423435 - 2³ = 20053423427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20053423397 and 20053423406.

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, 8605455 + ... + 8607784.

It is an arithmetic number, because the mean of its divisors is an integer number (3020923620).

Almost surely, 2^20053423435 is an apocalyptic number.

20053423435 is a deficient number, since it is larger than the sum of its proper divisors (4113965525).

20053423435 is a wasteful number, since it uses less digits than its factorization.

20053423435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17213477.

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 20053423435 its reverse (53432435002), we get a palindrome (73485858437).

The spelling of 20053423435 in words is "twenty billion, fifty-three million, four hundred twenty-three thousand, four hundred thirty-five".