659493480 has 32 divisors (see below), whose sum is σ = 1978480800. Its totient is φ = 175864896.

The previous prime is 659493463. The next prime is 659493481. The reversal of 659493480 is 84394956.

It is not an unprimeable number, because it can be changed into a prime (659493481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2747770 + ... + 2748009.

It is an arithmetic number, because the mean of its divisors is an integer number (61827525).

Almost surely, 2^659493480 is an apocalyptic number.

659493480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

659493480 is an abundant number, since it is smaller than the sum of its proper divisors (1318987320).

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

659493480 is a wasteful number, since it uses less digits than its factorization.

659493480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495793 (or 5495789 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 659493480 is about 25680.6051330571. The cubic root of 659493480 is about 870.4359817713.

The spelling of 659493480 in words is "six hundred fifty-nine million, four hundred ninety-three thousand, four hundred eighty".