23040344202442 has 32 divisors (see below), whose sum is σ = 39640650030720. Its totient is φ = 9838708131840.

The previous prime is 23040344202431. The next prime is 23040344202451. The reversal of 23040344202442 is 24420244304032.

It is a junction number, because it is equal to n+sod(n) for n = 23040344202398 and 23040344202407.

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 15 ways as a sum of consecutive naturals, for example, 69580713 + ... + 69911059.

It is an arithmetic number, because the mean of its divisors is an integer number (1238770313460).

Almost surely, 2^{23040344202442} is an apocalyptic number.

23040344202442 is a deficient number, since it is larger than the sum of its proper divisors (16600305828278).

23040344202442 is a wasteful number, since it uses less digits than its factorization.

23040344202442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348366.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 23040344202442 its reverse (24420244304032), we get a palindrome (47460588506474).

The spelling of 23040344202442 in words is "twenty-three trillion, forty billion, three hundred forty-four million, two hundred two thousand, four hundred forty-two".