40504006065 has 8 divisors (see below), whose sum is σ = 64806409728. Its totient is φ = 21602136560.

The previous prime is 40504006007. The next prime is 40504006097. The reversal of 40504006065 is 56060040504.

40504006065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 40504006065 - 2⁷ = 40504005937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1350133521 + ... + 1350133550.

It is an arithmetic number, because the mean of its divisors is an integer number (8100801216).

Almost surely, 2^40504006065 is an apocalyptic number.

It is an amenable number.

40504006065 is a deficient number, since it is larger than the sum of its proper divisors (24302403663).

40504006065 is a wasteful number, since it uses less digits than its factorization.

40504006065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2700267079.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 40504006065 its reverse (56060040504), we get a palindrome (96564046569).

The spelling of 40504006065 in words is "forty billion, five hundred four million, six thousand, sixty-five".