862244493602 has 6 divisors (see below), whose sum is σ = 1293368710203. Its totient is φ = 431121590202.

The previous prime is 862244493601. The next prime is 862244493647. The reversal of 862244493602 is 206394442268.

It can be written as a sum of positive squares in only one way, i.e., 431122246801 + 431122246801 = 656599^2 + 656599^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=656599.

It is a super-3 number, since 3×862244493602³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (862244493601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 984899 + ... + 1641497.

Almost surely, 2^862244493602 is an apocalyptic number.

862244493602 is a deficient number, since it is larger than the sum of its proper divisors (431124216601).

862244493602 is an frugal number, since it uses more digits than its factorization.

862244493602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313200 (or 656601 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 50.

Multiplying 862244493602 by its sum of digits (50), we get a square (43112224680100 = 6565990²).

The spelling of 862244493602 in words is "eight hundred sixty-two billion, two hundred forty-four million, four hundred ninety-three thousand, six hundred two".