4481515398 has 16 divisors (see below), whose sum is σ = 8963708400. Its totient is φ = 1493725536.

The previous prime is 4481515361. The next prime is 4481515417. The reversal of 4481515398 is 8935151844.

It is a happy number.

It is a super-2 number, since 2×4481515398² = 40167960525022196808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109236 + ... + 144552.

It is an arithmetic number, because the mean of its divisors is an integer number (560231775).

Almost surely, 2^4481515398 is an apocalyptic number.

4481515398 is an abundant number, since it is smaller than the sum of its proper divisors (4482193002).

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

4481515398 is a wasteful number, since it uses less digits than its factorization.

4481515398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56471.

The product of its digits is 691200, while the sum is 48.

The square root of 4481515398 is about 66944.1214596173. The cubic root of 4481515398 is about 1648.6999735975.

The spelling of 4481515398 in words is "four billion, four hundred eighty-one million, five hundred fifteen thousand, three hundred ninety-eight".