43998252106933 has 2 divisors, whose sum is σ = 43998252106934. Its totient is φ = 43998252106932.

The previous prime is 43998252106819. The next prime is 43998252107063. The reversal of 43998252106933 is 33960125289934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31672661855409 + 12325590251524 = 5627847^2 + 3510782^2 .

It is a cyclic number.

It is not a de Polignac number, because 43998252106933 - 2²¹ = 43998250009781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43998252103933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21999126053466 + 21999126053467.

It is an arithmetic number, because the mean of its divisors is an integer number (21999126053467).

Almost surely, 2^{43998252106933} is an apocalyptic number.

It is an amenable number.

43998252106933 is a deficient number, since it is larger than the sum of its proper divisors (1).

43998252106933 is an equidigital number, since it uses as much as digits as its factorization.

43998252106933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75582720, while the sum is 64.

The spelling of 43998252106933 in words is "forty-three trillion, nine hundred ninety-eight billion, two hundred fifty-two million, one hundred six thousand, nine hundred thirty-three".