5640020200465 has 64 divisors (see below), whose sum is σ = 8234926207488. Its totient is φ = 3619974758400.

The previous prime is 5640020200429. The next prime is 5640020200537.

5640020200465 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-5640020200465 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5640020200465.

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 63 ways as a sum of consecutive naturals, for example, 87076222 + ... + 87140968.

It is an arithmetic number, because the mean of its divisors is an integer number (128670721992).

Almost surely, 2^{5640020200465} is an apocalyptic number.

It is an amenable number.

5640020200465 is a deficient number, since it is larger than the sum of its proper divisors (2594906007023).

5640020200465 is a wasteful number, since it uses less digits than its factorization.

5640020200465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65578.

The product of its (nonzero) digits is 57600, while the sum is 34.

It can be divided in two parts, 5640020 and 200465, that added together give a palindrome (5840485).

The spelling of 5640020200465 in words is "five trillion, six hundred forty billion, twenty million, two hundred thousand, four hundred sixty-five".