862787787268 has 12 divisors (see below), whose sum is σ = 1647140321232. Its totient is φ = 392176266920.

The previous prime is 862787787233. The next prime is 862787787313.

862787787268 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 862787787194 and 862787787203.

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, 9804406630 + ... + 9804406717.

It is an arithmetic number, because the mean of its divisors is an integer number (137261693436).

Almost surely, 2^862787787268 is an apocalyptic number.

It is an amenable number.

862787787268 is a deficient number, since it is larger than the sum of its proper divisors (784352533964).

862787787268 is a wasteful number, since it uses less digits than its factorization.

862787787268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19608813362 (or 19608813360 counting only the distinct ones).

The product of its digits is 1416167424, while the sum is 76.

The spelling of 862787787268 in words is "eight hundred sixty-two billion, seven hundred eighty-seven million, seven hundred eighty-seven thousand, two hundred sixty-eight".