40244436500065 has 32 divisors (see below), whose sum is σ = 55317728378880. Its totient is φ = 27533527003584.

The previous prime is 40244436499963. The next prime is 40244436500119. The reversal of 40244436500065 is 56000563444204.

40244436500065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40244436500065 - 2²³ = 40244428111457 is a prime.

It is a super-2 number, since 2×40244436500065² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40244436499994 and 40244436500030.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92442994 + ... + 92877316.

It is an arithmetic number, because the mean of its divisors is an integer number (1728679011840).

Almost surely, 2^{40244436500065} is an apocalyptic number.

It is an amenable number.

40244436500065 is a deficient number, since it is larger than the sum of its proper divisors (15073291878815).

40244436500065 is a wasteful number, since it uses less digits than its factorization.

40244436500065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440341.

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 40244436500065 its reverse (56000563444204), we get a palindrome (96244999944269).

The spelling of 40244436500065 in words is "forty trillion, two hundred forty-four billion, four hundred thirty-six million, five hundred thousand, sixty-five".