40344011412242 has 4 divisors (see below), whose sum is σ = 60516017118366. Its totient is φ = 20172005706120.

The previous prime is 40344011412217. The next prime is 40344011412253. The reversal of 40344011412242 is 24221411044304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 33658110036721 + 6685901375521 = 5801561^2 + 2585711^2 .

It is a super-2 number, since 2×40344011412242² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40344011412199 and 40344011412208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10086002853059 + ... + 10086002853062.

Almost surely, 2^{40344011412242} is an apocalyptic number.

40344011412242 is a deficient number, since it is larger than the sum of its proper divisors (20172005706124).

40344011412242 is a wasteful number, since it uses less digits than its factorization.

40344011412242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20172005706123.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 40344011412242 its reverse (24221411044304), we get a palindrome (64565422456546).

The spelling of 40344011412242 in words is "forty trillion, three hundred forty-four billion, eleven million, four hundred twelve thousand, two hundred forty-two".