4040065161616 has 40 divisors (see below), whose sum is σ = 8583473417184. Its totient is φ = 1826878248960.

The previous prime is 4040065161577. The next prime is 4040065161619. The reversal of 4040065161616 is 6161615600404.

It is not an unprimeable number, because it can be changed into a prime (4040065161619) 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, 59434726 + ... + 59502661.

Almost surely, 2^{4040065161616} is an apocalyptic number.

It is an amenable number.

4040065161616 is an abundant number, since it is smaller than the sum of its proper divisors (4543408255568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4040065161616 is a wasteful number, since it uses less digits than its factorization.

4040065161616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118937599 (or 118937593 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 4040065161616 in words is "four trillion, forty billion, sixty-five million, one hundred sixty-one thousand, six hundred sixteen".