659471560 has 32 divisors (see below), whose sum is σ = 1618704000. Its totient is φ = 239807680.

The previous prime is 659471489. The next prime is 659471591. The reversal of 659471560 is 65174956.

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, 748960 + ... + 749839.

It is an arithmetic number, because the mean of its divisors is an integer number (50584500).

Almost surely, 2^659471560 is an apocalyptic number.

It is an amenable number.

659471560 is an abundant number, since it is smaller than the sum of its proper divisors (959232440).

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

659471560 is a wasteful number, since it uses less digits than its factorization.

659471560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498821 (or 1498817 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 659471560 is about 25680.1783482903. The cubic root of 659471560 is about 870.4263379215.

The spelling of 659471560 in words is "six hundred fifty-nine million, four hundred seventy-one thousand, five hundred sixty".