40216412505 has 32 divisors (see below), whose sum is σ = 66707971200. Its totient is φ = 20664691712.

The previous prime is 40216412477. The next prime is 40216412519. The reversal of 40216412505 is 50521461204.

It is a cyclic number.

It is not a de Polignac number, because 40216412505 - 2⁶ = 40216412441 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104161 + ... + 302129.

It is an arithmetic number, because the mean of its divisors is an integer number (2084624100).

Almost surely, 2^40216412505 is an apocalyptic number.

It is an amenable number.

40216412505 is a deficient number, since it is larger than the sum of its proper divisors (26491558695).

40216412505 is a wasteful number, since it uses less digits than its factorization.

40216412505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198473.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 40216412505 its reverse (50521461204), we get a palindrome (90737873709).

The spelling of 40216412505 in words is "forty billion, two hundred sixteen million, four hundred twelve thousand, five hundred five".