4951443168 has 480 divisors, whose sum is σ = 17914659840. Its totient is φ = 1310100480.

The previous prime is 4951443143. The next prime is 4951443169. The reversal of 4951443168 is 8613441594.

4951443168 is a `hidden beast` number, since 49 + 5 + 1 + 443 + 168 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4951443169) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 18270873 + ... + 18271143.

It is an arithmetic number, because the mean of its divisors is an integer number (37322208).

Almost surely, 2^4951443168 is an apocalyptic number.

4951443168 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 4951443168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8957329920).

4951443168 is an abundant number, since it is smaller than the sum of its proper divisors (12963216672).

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

4951443168 is a wasteful number, since it uses less digits than its factorization.

4951443168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 355 counting only the distinct ones).

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

The square root of 4951443168 is about 70366.4917982984. The cubic root of 4951443168 is about 1704.4225296174.

The spelling of 4951443168 in words is "four billion, nine hundred fifty-one million, four hundred forty-three thousand, one hundred sixty-eight".