841672816464 has 80 divisors (see below), whose sum is σ = 2214055188224. Its totient is φ = 275447692800.

The previous prime is 841672816451. The next prime is 841672816489. The reversal of 841672816464 is 464618276148.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1318377 + ... + 1849719.

Almost surely, 2^841672816464 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 841672816464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1107027594112).

841672816464 is an abundant number, since it is smaller than the sum of its proper divisors (1372382371760).

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

841672816464 is a wasteful number, since it uses less digits than its factorization.

841672816464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531956 (or 531950 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 57.

The spelling of 841672816464 in words is "eight hundred forty-one billion, six hundred seventy-two million, eight hundred sixteen thousand, four hundred sixty-four".