43552124249 has 2 divisors, whose sum is σ = 43552124250. Its totient is φ = 43552124248.

The previous prime is 43552124233. The next prime is 43552124333. The reversal of 43552124249 is 94242125534.

43552124249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23151144025 + 20400980224 = 152155^2 + 142832^2 .

It is a cyclic number.

It is not a de Polignac number, because 43552124249 - 2⁴ = 43552124233 is a prime.

It is not a weakly prime, because it can be changed into another prime (43552124149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21776062124 + 21776062125.

It is an arithmetic number, because the mean of its divisors is an integer number (21776062125).

Almost surely, 2^43552124249 is an apocalyptic number.

It is an amenable number.

43552124249 is a deficient number, since it is larger than the sum of its proper divisors (1).

43552124249 is an equidigital number, since it uses as much as digits as its factorization.

43552124249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 41.

The spelling of 43552124249 in words is "forty-three billion, five hundred fifty-two million, one hundred twenty-four thousand, two hundred forty-nine".