4248643776 has 168 divisors, whose sum is σ = 12280172544. Its totient is φ = 1295723520.

The previous prime is 4248643771. The next prime is 4248643781. The reversal of 4248643776 is 6773468424.

4248643776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4248643771) and next prime (4248643781).

Its product of digits (5419008) is a multiple of the sum of its prime divisors (1176).

It is not an unprimeable number, because it can be changed into a prime (4248643771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4120381 + ... + 4121411.

Almost surely, 2^4248643776 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 4248643776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6140086272).

4248643776 is an abundant number, since it is smaller than the sum of its proper divisors (8031528768).

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

4248643776 is a wasteful number, since it uses less digits than its factorization.

4248643776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199 (or 1176 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 51.

The square root of 4248643776 is about 65181.6214588131. The cubic root of 4248643776 is about 1619.6335827285.

The spelling of 4248643776 in words is "four billion, two hundred forty-eight million, six hundred forty-three thousand, seven hundred seventy-six".