4789867992 has 192 divisors, whose sum is σ = 15125483520. Its totient is φ = 1252806912.

The previous prime is 4789867919. The next prime is 4789868003. The reversal of 4789867992 is 2997689874.

It is a super-2 number, since 2×4789867992² = 45885670761572224128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1940343 + ... + 1942809.

It is an arithmetic number, because the mean of its divisors is an integer number (78778560).

Almost surely, 2^4789867992 is an apocalyptic number.

4789867992 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4789867992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7562741760).

4789867992 is an abundant number, since it is smaller than the sum of its proper divisors (10335615528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4789867992 is a wasteful number, since it uses less digits than its factorization.

4789867992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630 (or 2619 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 69.

The square root of 4789867992 is about 69208.8722058090. The cubic root of 4789867992 is about 1685.6775963807.

The spelling of 4789867992 in words is "four billion, seven hundred eighty-nine million, eight hundred sixty-seven thousand, nine hundred ninety-two".