20423225435 has 8 divisors (see below), whose sum is σ = 24556022640. Its totient is φ = 16306478944.

The previous prime is 20423225401. The next prime is 20423225443. The reversal of 20423225435 is 53452232402.

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 20423225435 - 2¹⁰ = 20423224411 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4009877 + ... + 4014966.

It is an arithmetic number, because the mean of its divisors is an integer number (3069502830).

Almost surely, 2^20423225435 is an apocalyptic number.

20423225435 is a deficient number, since it is larger than the sum of its proper divisors (4132797205).

20423225435 is an equidigital number, since it uses as much as digits as its factorization.

20423225435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8025357.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 20423225435 its reverse (53452232402), we get a palindrome (73875457837).

The spelling of 20423225435 in words is "twenty billion, four hundred twenty-three million, two hundred twenty-five thousand, four hundred thirty-five".