696886677 has 6 divisors (see below), whose sum is σ = 1006614102. Its totient is φ = 464591112.

The previous prime is 696886667. The next prime is 696886679. The reversal of 696886677 is 776688696.

It can be written as a sum of positive squares in only one way, i.e., 590198436 + 106688241 = 24294^2 + 10329^2 .

It is not a de Polignac number, because 696886677 - 2¹⁵ = 696853909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696886679) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38715918 + ... + 38715935.

It is an arithmetic number, because the mean of its divisors is an integer number (167769017).

Almost surely, 2^696886677 is an apocalyptic number.

It is an amenable number.

696886677 is a deficient number, since it is larger than the sum of its proper divisors (309727425).

696886677 is a wasteful number, since it uses less digits than its factorization.

696886677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77431859 (or 77431856 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The square root of 696886677 is about 26398.6112702922. The cubic root of 696886677 is about 886.5856968259.

The spelling of 696886677 in words is "six hundred ninety-six million, eight hundred eighty-six thousand, six hundred seventy-seven".