696477040705 has 16 divisors (see below), whose sum is σ = 851142733200. Its totient is φ = 546970671360.

The previous prime is 696477040697. The next prime is 696477040789. The reversal of 696477040705 is 507040774696.

It is a Cunningham number, because it is equal to 834552²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 47999551744 + 648477488961 = 219088^2 + 805281^2 .

It is not a de Polignac number, because 696477040705 - 2³ = 696477040697 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2087910 + ... + 2398399.

It is an arithmetic number, because the mean of its divisors is an integer number (53196420825).

Almost surely, 2^696477040705 is an apocalyptic number.

It is an amenable number.

696477040705 is a deficient number, since it is larger than the sum of its proper divisors (154665692495).

696477040705 is a wasteful number, since it uses less digits than its factorization.

696477040705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486884.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 696477040705 in words is "six hundred ninety-six billion, four hundred seventy-seven million, forty thousand, seven hundred five".