705423216386 has 32 divisors (see below), whose sum is σ = 1213763698560. Its totient is φ = 301207890816.

The previous prime is 705423216349. The next prime is 705423216401. The reversal of 705423216386 is 683612324507.

It is a self number, because there is not a number n which added to its sum of digits gives 705423216386.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36983660 + ... + 37002728.

It is an arithmetic number, because the mean of its divisors is an integer number (37930115580).

Almost surely, 2^705423216386 is an apocalyptic number.

705423216386 is a deficient number, since it is larger than the sum of its proper divisors (508340482174).

705423216386 is a wasteful number, since it uses less digits than its factorization.

705423216386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28698.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 705423216386 in words is "seven hundred five billion, four hundred twenty-three million, two hundred sixteen thousand, three hundred eighty-six".