862421124268 has 72 divisors (see below), whose sum is σ = 1680795224640. Its totient is φ = 386844057600.

The previous prime is 862421124263. The next prime is 862421124289.

862421124268 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (862421124263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91035180 + ... + 91044652.

It is an arithmetic number, because the mean of its divisors is an integer number (23344378120).

Almost surely, 2^862421124268 is an apocalyptic number.

It is an amenable number.

862421124268 is a deficient number, since it is larger than the sum of its proper divisors (818374100372).

862421124268 is a wasteful number, since it uses less digits than its factorization.

862421124268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11959 (or 11946 counting only the distinct ones).

The product of its digits is 589824, while the sum is 46.

It can be divided in two parts, 862421 and 124268, that added together give a palindrome (986689).

The spelling of 862421124268 in words is "eight hundred sixty-two billion, four hundred twenty-one million, one hundred twenty-four thousand, two hundred sixty-eight".