40450240505 has 32 divisors (see below), whose sum is σ = 50649629184. Its totient is φ = 30987230976.

The previous prime is 40450240483. The next prime is 40450240541. The reversal of 40450240505 is 50504205404.

It is a cyclic number.

It is not a de Polignac number, because 40450240505 - 2¹⁰ = 40450239481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4641362 + ... + 4650068.

It is an arithmetic number, because the mean of its divisors is an integer number (1582800912).

Almost surely, 2^40450240505 is an apocalyptic number.

It is an amenable number.

40450240505 is a deficient number, since it is larger than the sum of its proper divisors (10199388679).

40450240505 is a wasteful number, since it uses less digits than its factorization.

40450240505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9185.

The product of its (nonzero) digits is 16000, while the sum is 29.

Adding to 40450240505 its reverse (50504205404), we get a palindrome (90954445909).

The spelling of 40450240505 in words is "forty billion, four hundred fifty million, two hundred forty thousand, five hundred five".