440599856971 has 2 divisors, whose sum is σ = 440599856972. Its totient is φ = 440599856970.

The previous prime is 440599856933. The next prime is 440599856981. The reversal of 440599856971 is 179658995044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440599856971 - 2¹⁹ = 440599332683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440599856897 and 440599856906.

It is not a weakly prime, because it can be changed into another prime (440599856981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220299928485 + 220299928486.

It is an arithmetic number, because the mean of its divisors is an integer number (220299928486).

Almost surely, 2^440599856971 is an apocalyptic number.

440599856971 is a deficient number, since it is larger than the sum of its proper divisors (1).

440599856971 is an equidigital number, since it uses as much as digits as its factorization.

440599856971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97977600, while the sum is 67.

The spelling of 440599856971 in words is "four hundred forty billion, five hundred ninety-nine million, eight hundred fifty-six thousand, nine hundred seventy-one".