4388516459 has 4 divisors (see below), whose sum is σ = 4646664504. Its totient is φ = 4130368416.

The previous prime is 4388516309. The next prime is 4388516497. The reversal of 4388516459 is 9546158834.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9546158834 = 2 ⋅4773079417.

It is not a de Polignac number, because 4388516459 - 2²⁸ = 4120081003 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 4388516459.

It is not an unprimeable number, because it can be changed into a prime (4388512459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129073997 + ... + 129074030.

It is an arithmetic number, because the mean of its divisors is an integer number (1161666126).

Almost surely, 2^4388516459 is an apocalyptic number.

4388516459 is a deficient number, since it is larger than the sum of its proper divisors (258148045).

4388516459 is a wasteful number, since it uses less digits than its factorization.

4388516459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258148044.

The product of its digits is 4147200, while the sum is 53.

The square root of 4388516459 is about 66245.8788076662. The cubic root of 4388516459 is about 1637.2157371798.

The spelling of 4388516459 in words is "four billion, three hundred eighty-eight million, five hundred sixteen thousand, four hundred fifty-nine".