4255534320 has 160 divisors (see below), whose sum is σ = 13575631104. Its totient is φ = 1102080000.

The previous prime is 4255534319. The next prime is 4255534321. The reversal of 4255534320 is 234355524.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4255534319) and next prime (4255534321).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255534321) 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, 2468979 + ... + 2470701.

Almost surely, 2^4255534320 is an apocalyptic number.

4255534320 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 4255534320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6787815552).

4255534320 is an abundant number, since it is smaller than the sum of its proper divisors (9320096784).

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

4255534320 is a wasteful number, since it uses less digits than its factorization.

4255534320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031 (or 2025 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 4255534320 is about 65234.4565394700. The cubic root of 4255534320 is about 1620.5086956054.

Adding to 4255534320 its reverse (234355524), we get a palindrome (4489889844).

The spelling of 4255534320 in words is "four billion, two hundred fifty-five million, five hundred thirty-four thousand, three hundred twenty".