23522405461431 has 4 divisors (see below), whose sum is σ = 31363207281912. Its totient is φ = 15681603640952.

The previous prime is 23522405461397. The next prime is 23522405461433. The reversal of 23522405461431 is 13416450422532.

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

It is a cyclic number.

It is not a de Polignac number, because 23522405461431 - 2⁹ = 23522405460919 is a prime.

It is a super-2 number, since 2×23522405461431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23522405461433) 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, 3920400910236 + ... + 3920400910241.

It is an arithmetic number, because the mean of its divisors is an integer number (7840801820478).

Almost surely, 2^{23522405461431} is an apocalyptic number.

23522405461431 is a deficient number, since it is larger than the sum of its proper divisors (7840801820481).

23522405461431 is an equidigital number, since it uses as much as digits as its factorization.

23522405461431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7840801820480.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 23522405461431 its reverse (13416450422532), we get a palindrome (36938855883963).

The spelling of 23522405461431 in words is "twenty-three trillion, five hundred twenty-two billion, four hundred five million, four hundred sixty-one thousand, four hundred thirty-one".