4521894288 has 20 divisors (see below), whose sum is σ = 11681560368. Its totient is φ = 1507298080.

The previous prime is 4521894271. The next prime is 4521894301. The reversal of 4521894288 is 8824981254.

It is a self number, because there is not a number n which added to its sum of digits gives 4521894288.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47103018 + ... + 47103113.

Almost surely, 2^4521894288 is an apocalyptic number.

4521894288 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4521894288 is an abundant number, since it is smaller than the sum of its proper divisors (7159666080).

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

4521894288 is a wasteful number, since it uses less digits than its factorization.

4521894288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94206142 (or 94206136 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 51.

The square root of 4521894288 is about 67245.0316975165. The cubic root of 4521894288 is about 1653.6368250676.

The spelling of 4521894288 in words is "four billion, five hundred twenty-one million, eight hundred ninety-four thousand, two hundred eighty-eight".