873798637824 has 432 divisors, whose sum is σ = 3161597781888. Its totient is φ = 234969071616.

The previous prime is 873798637741. The next prime is 873798637879. The reversal of 873798637824 is 428736897378.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 7343734 + ... + 7461770.

It is an arithmetic number, because the mean of its divisors is an integer number (7318513384).

Almost surely, 2^873798637824 is an apocalyptic number.

873798637824 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 873798637824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580798890944).

873798637824 is an abundant number, since it is smaller than the sum of its proper divisors (2287799144064).

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

873798637824 is a wasteful number, since it uses less digits than its factorization.

873798637824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118092 (or 118066 counting only the distinct ones).

The product of its digits is 682795008, while the sum is 72.

The spelling of 873798637824 in words is "eight hundred seventy-three billion, seven hundred ninety-eight million, six hundred thirty-seven thousand, eight hundred twenty-four".