705494493845 has 16 divisors (see below), whose sum is σ = 866146046832. Its totient is φ = 551448867840.

The previous prime is 705494493833. The next prime is 705494493911. The reversal of 705494493845 is 548394494507.

705494493845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 3667755844 + 701826738001 = 60562^2 + 837751^2 .

It is not a de Polignac number, because 705494493845 - 2⁴ = 705494493829 is a prime.

It is a super-2 number, since 2×705494493845² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 5459462 + ... + 5587191.

It is an arithmetic number, because the mean of its divisors is an integer number (54134127927).

Almost surely, 2^705494493845 is an apocalyptic number.

It is an amenable number.

705494493845 is a deficient number, since it is larger than the sum of its proper divisors (160651552987).

705494493845 is a wasteful number, since it uses less digits than its factorization.

705494493845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11046952.

The product of its (nonzero) digits is 87091200, while the sum is 62.

The spelling of 705494493845 in words is "seven hundred five billion, four hundred ninety-four million, four hundred ninety-three thousand, eight hundred forty-five".