40450211243 has 8 divisors (see below), whose sum is σ = 43625555568. Its totient is φ = 37283979744.

The previous prime is 40450211227. The next prime is 40450211257. The reversal of 40450211243 is 34211205404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40450211243 - 2⁴ = 40450211227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40450211293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2268980 + ... + 2286737.

It is an arithmetic number, because the mean of its divisors is an integer number (5453194446).

Almost surely, 2^40450211243 is an apocalyptic number.

40450211243 is a deficient number, since it is larger than the sum of its proper divisors (3175344325).

40450211243 is a wasteful number, since it uses less digits than its factorization.

40450211243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556413.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 40450211243 its reverse (34211205404), we get a palindrome (74661416647).

The spelling of 40450211243 in words is "forty billion, four hundred fifty million, two hundred eleven thousand, two hundred forty-three".