356660668 has 72 divisors (see below), whose sum is σ = 782994912. Its totient is φ = 138423168.

The previous prime is 356660659. The next prime is 356660671. The reversal of 356660668 is 866066653.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2271646 + ... + 2271802.

Almost surely, 2^356660668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 356660668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391497456).

356660668 is an abundant number, since it is smaller than the sum of its proper divisors (426334244).

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

356660668 is a wasteful number, since it uses less digits than its factorization.

356660668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The square root of 356660668 is about 18885.4618159048. The cubic root of 356660668 is about 709.1722602599.

The spelling of 356660668 in words is "three hundred fifty-six million, six hundred sixty thousand, six hundred sixty-eight".