23430134425523 has 4 divisors (see below), whose sum is σ = 26777296486320. Its totient is φ = 20082972364728.

The previous prime is 23430134425501. The next prime is 23430134425571. The reversal of 23430134425523 is 32552443103432.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23430134425523 - 2⁴⁴ = 5837948381107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23430134421523) 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, 1673581030388 + ... + 1673581030401.

It is an arithmetic number, because the mean of its divisors is an integer number (6694324121580).

Almost surely, 2^{23430134425523} is an apocalyptic number.

23430134425523 is a deficient number, since it is larger than the sum of its proper divisors (3347162060797).

23430134425523 is an equidigital number, since it uses as much as digits as its factorization.

23430134425523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347162060796.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 23430134425523 its reverse (32552443103432), we get a palindrome (55982577528955).

The spelling of 23430134425523 in words is "twenty-three trillion, four hundred thirty billion, one hundred thirty-four million, four hundred twenty-five thousand, five hundred twenty-three".