705530320023 has 16 divisors (see below), whose sum is σ = 962813874176. Its totient is φ = 459305380800.

The previous prime is 705530319971. The next prime is 705530320057. The reversal of 705530320023 is 320023035507.

It is not a de Polignac number, because 705530320023 - 2⁹ = 705530319511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705530328023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109015 + ... + 1192872.

It is an arithmetic number, because the mean of its divisors is an integer number (60175867136).

Almost surely, 2^705530320023 is an apocalyptic number.

705530320023 is a deficient number, since it is larger than the sum of its proper divisors (257283554153).

705530320023 is a wasteful number, since it uses less digits than its factorization.

705530320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306134.

The product of its (nonzero) digits is 18900, while the sum is 30.

The spelling of 705530320023 in words is "seven hundred five billion, five hundred thirty million, three hundred twenty thousand, twenty-three".