705085916986 has 32 divisors (see below), whose sum is σ = 1170542197440. Its totient is φ = 315860054400.

The previous prime is 705085916981. The next prime is 705085916993. The reversal of 705085916986 is 689619580507.

It is not an unprimeable number, because it can be changed into a prime (705085916981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14616 + ... + 1187596.

It is an arithmetic number, because the mean of its divisors is an integer number (36579443670).

Almost surely, 2^705085916986 is an apocalyptic number.

705085916986 is a deficient number, since it is larger than the sum of its proper divisors (465456280454).

705085916986 is a wasteful number, since it uses less digits than its factorization.

705085916986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173390.

The product of its (nonzero) digits is 32659200, while the sum is 64.

The spelling of 705085916986 in words is "seven hundred five billion, eighty-five million, nine hundred sixteen thousand, nine hundred eighty-six".