4378372320 has 192 divisors, whose sum is σ = 15830470656. Its totient is φ = 996433920.

The previous prime is 4378372309. The next prime is 4378372343. The reversal of 4378372320 is 232738734.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 807057 + ... + 812463.

It is an arithmetic number, because the mean of its divisors is an integer number (82450368).

Almost surely, 2^4378372320 is an apocalyptic number.

4378372320 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 4378372320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7915235328).

4378372320 is an abundant number, since it is smaller than the sum of its proper divisors (11452098336).

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

4378372320 is a wasteful number, since it uses less digits than its factorization.

4378372320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5673 (or 5665 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

The square root of 4378372320 is about 66169.2702090631. The cubic root of 4378372320 is about 1635.9532788749.

The spelling of 4378372320 in words is "four billion, three hundred seventy-eight million, three hundred seventy-two thousand, three hundred twenty".