4550383840 has 48 divisors (see below), whose sum is σ = 11000305008. Its totient is φ = 1777821696.

The previous prime is 4550383813. The next prime is 4550383843. The reversal of 4550383840 is 483830554.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4550383793 and 4550383802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550383843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323817 + ... + 337576.

It is an arithmetic number, because the mean of its divisors is an integer number (229173021).

Almost surely, 2^4550383840 is an apocalyptic number.

4550383840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4550383840 is an abundant number, since it is smaller than the sum of its proper divisors (6449921168).

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

4550383840 is a wasteful number, since it uses less digits than its factorization.

4550383840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661451 (or 661443 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The square root of 4550383840 is about 67456.5329675340. The cubic root of 4550383840 is about 1657.1023916850.

The spelling of 4550383840 in words is "four billion, five hundred fifty million, three hundred eighty-three thousand, eight hundred forty".