659648754906 has 16 divisors (see below), whose sum is σ = 1322689024800. Its totient is φ = 219317665808.

The previous prime is 659648754887. The next prime is 659648754931. The reversal of 659648754906 is 609457846956.

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, 141310596 + ... + 141315263.

It is an arithmetic number, because the mean of its divisors is an integer number (82668064050).

Almost surely, 2^659648754906 is an apocalyptic number.

659648754906 is an abundant number, since it is smaller than the sum of its proper divisors (663040269894).

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

659648754906 is a wasteful number, since it uses less digits than its factorization.

659648754906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282626253.

The product of its (nonzero) digits is 391910400, while the sum is 69.

The spelling of 659648754906 in words is "six hundred fifty-nine billion, six hundred forty-eight million, seven hundred fifty-four thousand, nine hundred six".