23044140123442 has 16 divisors (see below), whose sum is σ = 35768942049240. Its totient is φ = 11121399297792.

The previous prime is 23044140123437. The next prime is 23044140123461. The reversal of 23044140123442 is 24432104144032.

It can be written as a sum of positive squares in 4 ways, for example, as 23012273946321 + 31866177121 = 4797111^2 + 178511^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23044140123398 and 23044140123407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59770533 + ... + 60154840.

Almost surely, 2^{23044140123442} is an apocalyptic number.

23044140123442 is a deficient number, since it is larger than the sum of its proper divisors (12724801925798).

23044140123442 is a wasteful number, since it uses less digits than its factorization.

23044140123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119928717.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 23044140123442 its reverse (24432104144032), we get a palindrome (47476244267474).

The spelling of 23044140123442 in words is "twenty-three trillion, forty-four billion, one hundred forty million, one hundred twenty-three thousand, four hundred forty-two".