23504234143450 has 24 divisors (see below), whose sum is σ = 43781884172928. Its totient is φ = 9387928352880.

The previous prime is 23504234143393. The next prime is 23504234143469. The reversal of 23504234143450 is 5434143240532.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 344098122 + ... + 344166421.

It is an arithmetic number, because the mean of its divisors is an integer number (1824245173872).

Almost surely, 2^{23504234143450} is an apocalyptic number.

23504234143450 is a deficient number, since it is larger than the sum of its proper divisors (20277650029478).

23504234143450 is a wasteful number, since it uses less digits than its factorization.

23504234143450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688265238 (or 688265233 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 23504234143450 its reverse (5434143240532), we get a palindrome (28938377383982).

The spelling of 23504234143450 in words is "twenty-three trillion, five hundred four billion, two hundred thirty-four million, one hundred forty-three thousand, four hundred fifty".