23420432422534 has 8 divisors (see below), whose sum is σ = 40149312724368. Its totient is φ = 10037328181080.

The previous prime is 23420432422469. The next prime is 23420432422549. The reversal of 23420432422534 is 43522423402432.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 836444015077 + ... + 836444015104.

It is an arithmetic number, because the mean of its divisors is an integer number (5018664090546).

Almost surely, 2^{23420432422534} is an apocalyptic number.

23420432422534 is a deficient number, since it is larger than the sum of its proper divisors (16728880301834).

23420432422534 is a wasteful number, since it uses less digits than its factorization.

23420432422534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672888030190.

The product of its (nonzero) digits is 1105920, while the sum is 40.

Adding to 23420432422534 its reverse (43522423402432), we get a palindrome (66942855824966).

The spelling of 23420432422534 in words is "twenty-three trillion, four hundred twenty billion, four hundred thirty-two million, four hundred twenty-two thousand, five hundred thirty-four".