40242412313 has 2 divisors, whose sum is σ = 40242412314. Its totient is φ = 40242412312.

The previous prime is 40242412253. The next prime is 40242412417. The reversal of 40242412313 is 31321424204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26382530329 + 13859881984 = 162427^2 + 117728^2 .

It is a cyclic number.

It is not a de Polignac number, because 40242412313 - 2¹⁰ = 40242411289 is a prime.

It is not a weakly prime, because it can be changed into another prime (40242462313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20121206156 + 20121206157.

It is an arithmetic number, because the mean of its divisors is an integer number (20121206157).

Almost surely, 2^40242412313 is an apocalyptic number.

It is an amenable number.

40242412313 is a deficient number, since it is larger than the sum of its proper divisors (1).

40242412313 is an equidigital number, since it uses as much as digits as its factorization.

40242412313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 40242412313 its reverse (31321424204), we get a palindrome (71563836517).

The spelling of 40242412313 in words is "forty billion, two hundred forty-two million, four hundred twelve thousand, three hundred thirteen".