23440003605235 has 24 divisors (see below), whose sum is σ = 32724707913216. Its totient is φ = 16070995543680.

The previous prime is 23440003605217. The next prime is 23440003605247. The reversal of 23440003605235 is 53250630004432.

It is not a de Polignac number, because 23440003605235 - 2¹⁹ = 23440003080947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23440003605194 and 23440003605203.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4561587 + ... + 8227276.

It is an arithmetic number, because the mean of its divisors is an integer number (1363529496384).

Almost surely, 2^{23440003605235} is an apocalyptic number.

23440003605235 is a deficient number, since it is larger than the sum of its proper divisors (9284704307981).

23440003605235 is a wasteful number, since it uses less digits than its factorization.

23440003605235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12796363 (or 12796356 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 23440003605235 its reverse (53250630004432), we get a palindrome (76690633609667).

The spelling of 23440003605235 in words is "twenty-three trillion, four hundred forty billion, three million, six hundred five thousand, two hundred thirty-five".