4565513280 has 224 divisors, whose sum is σ = 15021324288. Its totient is φ = 1174118400.

The previous prime is 4565513273. The next prime is 4565513327. The reversal of 4565513280 is 823155654.

4565513280 = 4018² + 4019² + ... + 4282².

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3102945 + ... + 3104415.

Almost surely, 2^4565513280 is an apocalyptic number.

4565513280 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 4565513280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7510662144).

4565513280 is an abundant number, since it is smaller than the sum of its proper divisors (10455811008).

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

4565513280 is a wasteful number, since it uses less digits than its factorization.

4565513280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605 (or 1595 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 4565513280 is about 67568.5820481679. The cubic root of 4565513280 is about 1658.9369106559.

The spelling of 4565513280 in words is "four billion, five hundred sixty-five million, five hundred thirteen thousand, two hundred eighty".