4278729744 has 225 divisors, whose sum is σ = 13111669263. Its totient is φ = 1346963904.

The previous prime is 4278729739. The next prime is 4278729799. The reversal of 4278729744 is 4479278724.

The square root of 4278729744 is 65412.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (6322176) is a multiple of the sum of its prime factors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 54161097 + ... + 54161175.

Almost surely, 2^4278729744 is an apocalyptic number.

4278729744 is the 65412-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4278729744

4278729744 is an abundant number, since it is smaller than the sum of its proper divisors (8832939519).

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

4278729744 is an equidigital number, since it uses as much as digits as its factorization.

4278729744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 107 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 54.

The cubic root of 4278729744 is about 1623.4476370577.

The spelling of 4278729744 in words is "four billion, two hundred seventy-eight million, seven hundred twenty-nine thousand, seven hundred forty-four".