23412140040242 has 8 divisors (see below), whose sum is σ = 35118326587500. Its totient is φ = 11706031177744.

The previous prime is 23412140040197. The next prime is 23412140040251. The reversal of 23412140040242 is 24204004121432.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22926485761921 + 485654278321 = 4788161^2 + 696889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18661817 + ... + 19876812.

Almost surely, 2^{23412140040242} is an apocalyptic number.

23412140040242 is a deficient number, since it is larger than the sum of its proper divisors (11706186547258).

23412140040242 is a wasteful number, since it uses less digits than its factorization.

23412140040242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38842380.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 23412140040242 its reverse (24204004121432), we get a palindrome (47616144161674).

The spelling of 23412140040242 in words is "twenty-three trillion, four hundred twelve billion, one hundred forty million, forty thousand, two hundred forty-two".