440412500419 has 2 divisors, whose sum is σ = 440412500420. Its totient is φ = 440412500418.

The previous prime is 440412500417. The next prime is 440412500449. The reversal of 440412500419 is 914005214044.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440412500419 - 2¹ = 440412500417 is a prime.

It is a super-2 number, since 2×440412500419² (a number of 24 digits) contains 22 as substring.

Together with 440412500417, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (440412500417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220206250209 + 220206250210.

It is an arithmetic number, because the mean of its divisors is an integer number (220206250210).

Almost surely, 2^440412500419 is an apocalyptic number.

440412500419 is a deficient number, since it is larger than the sum of its proper divisors (1).

440412500419 is an equidigital number, since it uses as much as digits as its factorization.

440412500419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 440412500419 in words is "four hundred forty billion, four hundred twelve million, five hundred thousand, four hundred nineteen".