4899361920 has 256 divisors, whose sum is σ = 16620940800. Its totient is φ = 1223294976.

The previous prime is 4899361897. The next prime is 4899361933. The reversal of 4899361920 is 291639984.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 11978676 + ... + 11979084.

It is an arithmetic number, because the mean of its divisors is an integer number (64925550).

Almost surely, 2^4899361920 is an apocalyptic number.

4899361920 is a gapful number since it is divisible by the number (40) 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 4899361920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8310470400).

4899361920 is an abundant number, since it is smaller than the sum of its proper divisors (11721578880).

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

4899361920 is a wasteful number, since it uses less digits than its factorization.

4899361920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 51.

The square root of 4899361920 is about 69995.4421373278. The cubic root of 4899361920 is about 1698.4255226194.

The spelling of 4899361920 in words is "four billion, eight hundred ninety-nine million, three hundred sixty-one thousand, nine hundred twenty".