40144313563 has 2 divisors, whose sum is σ = 40144313564. Its totient is φ = 40144313562.

The previous prime is 40144313543. The next prime is 40144313569. The reversal of 40144313563 is 36531344104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40144313563 - 2⁹ = 40144313051 is a prime.

It is a super-2 number, since 2×40144313563² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40144313569) 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, 20072156781 + 20072156782.

It is an arithmetic number, because the mean of its divisors is an integer number (20072156782).

Almost surely, 2^40144313563 is an apocalyptic number.

40144313563 is a deficient number, since it is larger than the sum of its proper divisors (1).

40144313563 is an equidigital number, since it uses as much as digits as its factorization.

40144313563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 40144313563 its reverse (36531344104), we get a palindrome (76675657667).

The spelling of 40144313563 in words is "forty billion, one hundred forty-four million, three hundred thirteen thousand, five hundred sixty-three".