841802258664 has 128 divisors (see below), whose sum is σ = 2356176556800. Its totient is φ = 278467580160.

The previous prime is 841802258651. The next prime is 841802258699. The reversal of 841802258664 is 466852208148.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 841802258664.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16868229 + ... + 16918059.

It is an arithmetic number, because the mean of its divisors is an integer number (18407629350).

Almost surely, 2^841802258664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 841802258664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1178088278400).

841802258664 is an abundant number, since it is smaller than the sum of its proper divisors (1514374298136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

841802258664 is a wasteful number, since it uses less digits than its factorization.

841802258664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50440 (or 50430 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 54.

The spelling of 841802258664 in words is "eight hundred forty-one billion, eight hundred two million, two hundred fifty-eight thousand, six hundred sixty-four".