695695765 has 4 divisors (see below), whose sum is σ = 834834924. Its totient is φ = 556556608.

The previous prime is 695695757. The next prime is 695695771. The reversal of 695695765 is 567596596.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 144432324 + 551263441 = 12018^2 + 23479^2 .

It is a cyclic number.

It is not a de Polignac number, because 695695765 - 2³ = 695695757 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 69569572 + ... + 69569581.

It is an arithmetic number, because the mean of its divisors is an integer number (208708731).

Almost surely, 2^695695765 is an apocalyptic number.

It is an amenable number.

695695765 is a deficient number, since it is larger than the sum of its proper divisors (139139159).

695695765 is a wasteful number, since it uses less digits than its factorization.

695695765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139139158.

The product of its digits is 15309000, while the sum is 58.

The square root of 695695765 is about 26376.0452873436. The cubic root of 695695765 is about 886.0803791046.

The spelling of 695695765 in words is "six hundred ninety-five million, six hundred ninety-five thousand, seven hundred sixty-five".