43980465110017 has 2 divisors, whose sum is σ = 43980465110018. Its totient is φ = 43980465110016.

The previous prime is 43980465110009. The next prime is 43980465110047. The reversal of 43980465110017 is 71001156408934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43580119122576 + 400345987441 = 6601524^2 + 632729^2 .

It is a cyclic number.

It is not a de Polignac number, because 43980465110017 - 2³ = 43980465110009 is a prime.

It is a super-2 number, since 2×43980465110017² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43980465110047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21990232555008 + 21990232555009.

It is an arithmetic number, because the mean of its divisors is an integer number (21990232555009).

Almost surely, 2^{43980465110017} is an apocalyptic number.

It is an amenable number.

43980465110017 is a deficient number, since it is larger than the sum of its proper divisors (1).

43980465110017 is an equidigital number, since it uses as much as digits as its factorization.

43980465110017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 43980465110017 in words is "forty-three trillion, nine hundred eighty billion, four hundred sixty-five million, one hundred ten thousand, seventeen".