4615438868689 has 4 divisors (see below), whose sum is σ = 5035024220400. Its totient is φ = 4195853516980.

The previous prime is 4615438868683. The next prime is 4615438868693. The reversal of 4615438868689 is 9868688345164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4615438868689 - 2¹⁷ = 4615438737617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4615438868683) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 209792675839 + ... + 209792675860.

It is an arithmetic number, because the mean of its divisors is an integer number (1258756055100).

Almost surely, 2^{4615438868689} is an apocalyptic number.

It is an amenable number.

4615438868689 is a deficient number, since it is larger than the sum of its proper divisors (419585351711).

4615438868689 is a wasteful number, since it uses less digits than its factorization.

4615438868689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419585351710.

The product of its digits is 1911029760, while the sum is 76.

The spelling of 4615438868689 in words is "four trillion, six hundred fifteen billion, four hundred thirty-eight million, eight hundred sixty-eight thousand, six hundred eighty-nine".