4578849792 has 396 divisors, whose sum is σ = 15220640448. Its totient is φ = 1314201600.

The previous prime is 4578849791. The next prime is 4578849799. The reversal of 4578849792 is 2979488754.

4578849792 is a `hidden beast` number, since 4 + 57 + 8 + 8 + 497 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (396).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4578849791) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 97422313 + ... + 97422359.

Almost surely, 2^4578849792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4578849792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7610320224).

4578849792 is an abundant number, since it is smaller than the sum of its proper divisors (10641790656).

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

4578849792 is a wasteful number, since it uses less digits than its factorization.

4578849792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146 (or 94 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The square root of 4578849792 is about 67667.1987893691. The cubic root of 4578849792 is about 1660.5506703572.

The spelling of 4578849792 in words is "four billion, five hundred seventy-eight million, eight hundred forty-nine thousand, seven hundred ninety-two".