43933240896869 has 2 divisors, whose sum is σ = 43933240896870. Its totient is φ = 43933240896868.

The previous prime is 43933240896847. The next prime is 43933240896983. The reversal of 43933240896869 is 96869804233934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27557565220900 + 16375675675969 = 5249530^2 + 4046687^2 .

It is a cyclic number.

It is not a de Polignac number, because 43933240896869 - 2²⁰ = 43933239848293 is a prime.

It is a super-2 number, since 2×43933240896869² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43933240896796 and 43933240896805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43933240896469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21966620448434 + 21966620448435.

It is an arithmetic number, because the mean of its divisors is an integer number (21966620448435).

Almost surely, 2^{43933240896869} is an apocalyptic number.

It is an amenable number.

43933240896869 is a deficient number, since it is larger than the sum of its proper divisors (1).

43933240896869 is an equidigital number, since it uses as much as digits as its factorization.

43933240896869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451188224, while the sum is 74.

The spelling of 43933240896869 in words is "forty-three trillion, nine hundred thirty-three billion, two hundred forty million, eight hundred ninety-six thousand, eight hundred sixty-nine".