40341937219 has 2 divisors, whose sum is σ = 40341937220. Its totient is φ = 40341937218.

The previous prime is 40341937217. The next prime is 40341937243. The reversal of 40341937219 is 91273914304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40341937219 - 2¹ = 40341937217 is a prime.

It is a super-2 number, since 2×40341937219² (a number of 22 digits) contains 22 as substring.

Together with 40341937217, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40341937217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20170968609 + 20170968610.

It is an arithmetic number, because the mean of its divisors is an integer number (20170968610).

Almost surely, 2^40341937219 is an apocalyptic number.

40341937219 is a deficient number, since it is larger than the sum of its proper divisors (1).

40341937219 is an equidigital number, since it uses as much as digits as its factorization.

40341937219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 40341937219 in words is "forty billion, three hundred forty-one million, nine hundred thirty-seven thousand, two hundred nineteen".