440826161827 has 2 divisors, whose sum is σ = 440826161828. Its totient is φ = 440826161826.

The previous prime is 440826161821. The next prime is 440826161863. The reversal of 440826161827 is 728161628044.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440826161827 - 2²³ = 440817773219 is a prime.

It is a super-2 number, since 2×440826161827² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (440826161821) 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, 220413080913 + 220413080914.

It is an arithmetic number, because the mean of its divisors is an integer number (220413080914).

Almost surely, 2^440826161827 is an apocalyptic number.

440826161827 is a deficient number, since it is larger than the sum of its proper divisors (1).

440826161827 is an equidigital number, since it uses as much as digits as its factorization.

440826161827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The spelling of 440826161827 in words is "four hundred forty billion, eight hundred twenty-six million, one hundred sixty-one thousand, eight hundred twenty-seven".