40440006359 has 2 divisors, whose sum is σ = 40440006360. Its totient is φ = 40440006358.

The previous prime is 40440006329. The next prime is 40440006361. The reversal of 40440006359 is 95360004404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40440006359 - 2¹⁶ = 40439940823 is a prime.

It is a super-2 number, since 2×40440006359² (a number of 22 digits) contains 22 as substring.

Together with 40440006361, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40440006329) 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, 20220003179 + 20220003180.

It is an arithmetic number, because the mean of its divisors is an integer number (20220003180).

Almost surely, 2^40440006359 is an apocalyptic number.

40440006359 is a deficient number, since it is larger than the sum of its proper divisors (1).

40440006359 is an equidigital number, since it uses as much as digits as its factorization.

40440006359 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 35.

The spelling of 40440006359 in words is "forty billion, four hundred forty million, six thousand, three hundred fifty-nine".