23420423503433 has 16 divisors (see below), whose sum is σ = 25557741784512. Its totient is φ = 21284471040000.

The previous prime is 23420423503403. The next prime is 23420423503441. The reversal of 23420423503433 is 33430532402432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23420423503433 - 2¹⁶ = 23420423437897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23420423503403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786935273 + ... + 786965033.

It is an arithmetic number, because the mean of its divisors is an integer number (1597358861532).

Almost surely, 2^{23420423503433} is an apocalyptic number.

It is an amenable number.

23420423503433 is a deficient number, since it is larger than the sum of its proper divisors (2137318281079).

23420423503433 is a wasteful number, since it uses less digits than its factorization.

23420423503433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50296.

The product of its (nonzero) digits is 622080, while the sum is 38.

Adding to 23420423503433 its reverse (33430532402432), we get a palindrome (56850955905865).

The spelling of 23420423503433 in words is "twenty-three trillion, four hundred twenty billion, four hundred twenty-three million, five hundred three thousand, four hundred thirty-three".