4521553000 has 32 divisors (see below), whose sum is σ = 10580436360. Its totient is φ = 1808620800.

The previous prime is 4521552989. The next prime is 4521553027. The reversal of 4521553000 is 3551254.

It can be written as a sum of positive squares in 4 ways, for example, as 2546817156 + 1974735844 = 50466^2 + 44438^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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 7 ways as a sum of consecutive naturals, for example, 2259777 + ... + 2261776.

Almost surely, 2^4521553000 is an apocalyptic number.

4521553000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4521553000 is an abundant number, since it is smaller than the sum of its proper divisors (6058883360).

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

4521553000 is a wasteful number, since it uses less digits than its factorization.

4521553000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521574 (or 4521560 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 4521553000 is about 67242.4940049073. The cubic root of 4521553000 is about 1653.5952215148.

The spelling of 4521553000 in words is "four billion, five hundred twenty-one million, five hundred fifty-three thousand".