4891235328 has 352 divisors, whose sum is σ = 16769024000. Its totient is φ = 1379524608.

The previous prime is 4891235299. The next prime is 4891235351. The reversal of 4891235328 is 8235321984.

4891235328 is a `hidden beast` number, since 4 + 8 + 91 + 23 + 532 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24578973 + ... + 24579171.

Almost surely, 2^4891235328 is an apocalyptic number.

4891235328 is a gapful number since it is divisible by the number (48) 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 4891235328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8384512000).

4891235328 is an abundant number, since it is smaller than the sum of its proper divisors (11877788672).

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

4891235328 is a wasteful number, since it uses less digits than its factorization.

4891235328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 338 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 4891235328 is about 69937.3671794985. The cubic root of 4891235328 is about 1697.4859411050.

The spelling of 4891235328 in words is "four billion, eight hundred ninety-one million, two hundred thirty-five thousand, three hundred twenty-eight".