705668673502 has 32 divisors (see below), whose sum is σ = 1189567794240. Its totient is φ = 311511847680.

The previous prime is 705668673499. The next prime is 705668673503. The reversal of 705668673502 is 205376866507.

It is a Smith number, since the sum of its digits (55) 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 not an unprimeable number, because it can be changed into a prime (705668673503) 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, 11983852 + ... + 12042592.

It is an arithmetic number, because the mean of its divisors is an integer number (37173993570).

Almost surely, 2^705668673502 is an apocalyptic number.

705668673502 is a deficient number, since it is larger than the sum of its proper divisors (483899120738).

705668673502 is a wasteful number, since it uses less digits than its factorization.

705668673502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78868.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 705668673502 in words is "seven hundred five billion, six hundred sixty-eight million, six hundred seventy-three thousand, five hundred two".