4050646320 has 160 divisors (see below), whose sum is σ = 14512642560. Its totient is φ = 915425280.

The previous prime is 4050646319. The next prime is 4050646351. The reversal of 4050646320 is 236460504.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135975 + ... + 163065.

It is an arithmetic number, because the mean of its divisors is an integer number (90704016).

Almost surely, 2^4050646320 is an apocalyptic number.

4050646320 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 4050646320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7256321280).

4050646320 is an abundant number, since it is smaller than the sum of its proper divisors (10461996240).

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

4050646320 is a wasteful number, since it uses less digits than its factorization.

4050646320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27203 (or 27197 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 4050646320 is about 63644.6880737112. The cubic root of 4050646320 is about 1594.0726415461.

It can be divided in two parts, 4050 and 646320, that added together give a triangular number (650370 = T₁₁₄₀).

The spelling of 4050646320 in words is "four billion, fifty million, six hundred forty-six thousand, three hundred twenty".