695777089 has 8 divisors (see below), whose sum is σ = 806067200. Its totient is φ = 588210336.

The previous prime is 695777059. The next prime is 695777141. The reversal of 695777089 is 980777596.

695777089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 695777089 - 2²¹ = 693679937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (695777009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680289 + ... + 681310.

It is an arithmetic number, because the mean of its divisors is an integer number (100758400).

Almost surely, 2^695777089 is an apocalyptic number.

It is an amenable number.

695777089 is a deficient number, since it is larger than the sum of its proper divisors (110290111).

695777089 is a wasteful number, since it uses less digits than its factorization.

695777089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361679.

The product of its (nonzero) digits is 6667920, while the sum is 58.

The square root of 695777089 is about 26377.5868684002. The cubic root of 695777089 is about 886.1149041545.

The spelling of 695777089 in words is "six hundred ninety-five million, seven hundred seventy-seven thousand, eighty-nine".