23440023252424 has 8 divisors (see below), whose sum is σ = 43950043598310. Its totient is φ = 11720011626208.

The previous prime is 23440023252361. The next prime is 23440023252449. The reversal of 23440023252424 is 42425232004432.

It can be written as a sum of positive squares in only one way, i.e., 12270938940100 + 11169084312324 = 3502990^2 + 3342018^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1465001453269 + ... + 1465001453284.

Almost surely, 2^{23440023252424} is an apocalyptic number.

It is an amenable number.

23440023252424 is a deficient number, since it is larger than the sum of its proper divisors (20510020345886).

23440023252424 is a wasteful number, since it uses less digits than its factorization.

23440023252424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930002906559 (or 2930002906555 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 37.

Adding to 23440023252424 its reverse (42425232004432), we get a palindrome (65865255256856).

The spelling of 23440023252424 in words is "twenty-three trillion, four hundred forty billion, twenty-three million, two hundred fifty-two thousand, four hundred twenty-four".