4378327464 has 128 divisors (see below), whose sum is σ = 12727756800. Its totient is φ = 1229249280.

The previous prime is 4378327451. The next prime is 4378327469. The reversal of 4378327464 is 4647238734.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (4378327469) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6643567 + ... + 6644225.

It is an arithmetic number, because the mean of its divisors is an integer number (99435600).

Almost surely, 2^4378327464 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 4378327464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6363878400).

4378327464 is an abundant number, since it is smaller than the sum of its proper divisors (8349429336).

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

4378327464 is a wasteful number, since it uses less digits than its factorization.

4378327464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303 (or 1299 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 48.

The square root of 4378327464 is about 66168.9312593153. The cubic root of 4378327464 is about 1635.9476921282.

The spelling of 4378327464 in words is "four billion, three hundred seventy-eight million, three hundred twenty-seven thousand, four hundred sixty-four".