4618893779 has 4 divisors (see below), whose sum is σ = 4743728784. Its totient is φ = 4494058776.

The previous prime is 4618893757. The next prime is 4618893781. The reversal of 4618893779 is 9773988164.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4618893779 - 2²⁰ = 4617845203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4618893479) 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, 62417447 + ... + 62417520.

It is an arithmetic number, because the mean of its divisors is an integer number (1185932196).

Almost surely, 2^4618893779 is an apocalyptic number.

4618893779 is a deficient number, since it is larger than the sum of its proper divisors (124835005).

4618893779 is a wasteful number, since it uses less digits than its factorization.

4618893779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124835004.

The product of its digits is 18289152, while the sum is 62.

The square root of 4618893779 is about 67962.4438863112. The cubic root of 4618893779 is about 1665.3773674728.

The spelling of 4618893779 in words is "four billion, six hundred eighteen million, eight hundred ninety-three thousand, seven hundred seventy-nine".