706505640830 has 64 divisors (see below), whose sum is σ = 1417351799808. Its totient is φ = 251376178560.

The previous prime is 706505640829. The next prime is 706505640871. The reversal of 706505640830 is 38046505607.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1974509 + ... + 2304711.

It is an arithmetic number, because the mean of its divisors is an integer number (22146121872).

Almost surely, 2^706505640830 is an apocalyptic number.

706505640830 is an abundant number, since it is smaller than the sum of its proper divisors (710846158978).

706505640830 is a wasteful number, since it uses less digits than its factorization.

706505640830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330641.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 706505640830 in words is "seven hundred six billion, five hundred five million, six hundred forty thousand, eight hundred thirty".