418616804668 has 24 divisors (see below), whose sum is σ = 739000774512. Its totient is φ = 207480908544.

The previous prime is 418616804633. The next prime is 418616804687. The reversal of 418616804668 is 866408616814.

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, 664330 + ... + 1130737.

It is an arithmetic number, because the mean of its divisors is an integer number (30791698938).

Almost surely, 2^418616804668 is an apocalyptic number.

It is an amenable number.

418616804668 is a deficient number, since it is larger than the sum of its proper divisors (320383969844).

418616804668 is a wasteful number, since it uses less digits than its factorization.

418616804668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795581 (or 1795579 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 58.

The spelling of 418616804668 in words is "four hundred eighteen billion, six hundred sixteen million, eight hundred four thousand, six hundred sixty-eight".