5644156514465 has 16 divisors (see below), whose sum is σ = 7740753164928. Its totient is φ = 3870180923136.

The previous prime is 5644156514441. The next prime is 5644156514497.

5644156514465 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 5644156514465 - 2²⁸ = 5643888079009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5644156514465.

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 15 ways as a sum of consecutive naturals, for example, 619787 + ... + 3416496.

It is an arithmetic number, because the mean of its divisors is an integer number (483797072808).

Almost surely, 2^{5644156514465} is an apocalyptic number.

It is an amenable number.

5644156514465 is a deficient number, since it is larger than the sum of its proper divisors (2096596650463).

5644156514465 is a wasteful number, since it uses less digits than its factorization.

5644156514465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4076248.

The product of its digits is 34560000, while the sum is 56.

The spelling of 5644156514465 in words is "five trillion, six hundred forty-four billion, one hundred fifty-six million, five hundred fourteen thousand, four hundred sixty-five".