862801334641 has 3 divisors (see below), whose sum is σ = 862802263513. Its totient is φ = 862800405770.

The previous prime is 862801334587. The next prime is 862801334651. The reversal of 862801334641 is 146433108268.

The square root of 862801334641 is 928871.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 862801334641 - 2²⁵ = 862767780209 is a prime.

It is a super-2 number, since 2×862801334641² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 862801334591 and 862801334600.

It is not an unprimeable number, because it can be changed into a prime (862801334651) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 464436 + ... + 1393306.

Almost surely, 2^862801334641 is an apocalyptic number.

862801334641 is the 928871-st square number.

862801334641 is the 464436-th centered octagonal number.

It is an amenable number.

862801334641 is a deficient number, since it is larger than the sum of its proper divisors (928872).

862801334641 is an frugal number, since it uses more digits than its factorization.

862801334641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857742 (or 928871 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 862801334641 in words is "eight hundred sixty-two billion, eight hundred one million, three hundred thirty-four thousand, six hundred forty-one".