862897798268 has 24 divisors (see below), whose sum is σ = 1704155528880. Its totient is φ = 378701227520.

The previous prime is 862897798241. The next prime is 862897798277.

862897798268 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×862897798268² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 862897798192 and 862897798201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338124821 + ... + 338127372.

It is an arithmetic number, because the mean of its divisors is an integer number (71006480370).

Almost surely, 2^862897798268 is an apocalyptic number.

It is an amenable number.

862897798268 is a deficient number, since it is larger than the sum of its proper divisors (841257730612).

862897798268 is a wasteful number, since it uses less digits than its factorization.

862897798268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676252237 (or 676252235 counting only the distinct ones).

The product of its digits is 2341011456, while the sum is 80.

The spelling of 862897798268 in words is "eight hundred sixty-two billion, eight hundred ninety-seven million, seven hundred ninety-eight thousand, two hundred sixty-eight".