879821327700 has 648 divisors, whose sum is σ = 3357827272800. Its totient is φ = 199227651840.

The previous prime is 879821327689. The next prime is 879821327701. The reversal of 879821327700 is 7723128978.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879821327701) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 129782911 + ... + 129789689.

Almost surely, 2^879821327700 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 879821327700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1678913636400).

879821327700 is an abundant number, since it is smaller than the sum of its proper divisors (2478005945100).

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

879821327700 is a wasteful number, since it uses less digits than its factorization.

879821327700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6931 (or 6905 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 54.

The spelling of 879821327700 in words is "eight hundred seventy-nine billion, eight hundred twenty-one million, three hundred twenty-seven thousand, seven hundred".