440817583097 has 2 divisors, whose sum is σ = 440817583098. Its totient is φ = 440817583096.

The previous prime is 440817583091. The next prime is 440817583159. The reversal of 440817583097 is 790385718044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 437901151081 + 2916432016 = 661741^2 + 54004^2 .

It is a cyclic number.

It is not a de Polignac number, because 440817583097 - 2¹⁶ = 440817517561 is a prime.

It is a super-2 number, since 2×440817583097² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (440817583091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220408791548 + 220408791549.

It is an arithmetic number, because the mean of its divisors is an integer number (220408791549).

Almost surely, 2^440817583097 is an apocalyptic number.

It is an amenable number.

440817583097 is a deficient number, since it is larger than the sum of its proper divisors (1).

440817583097 is an equidigital number, since it uses as much as digits as its factorization.

440817583097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 440817583097 in words is "four hundred forty billion, eight hundred seventeen million, five hundred eighty-three thousand, ninety-seven".