885001209120 has 768 divisors, whose sum is σ = 3772651438080. Its totient is φ = 189367123968.

The previous prime is 885001209077. The next prime is 885001209187. The reversal of 885001209120 is 21902100588.

885001209120 is a `hidden beast` number, since 8 + 8 + 500 + 1 + 20 + 9 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 127 ways as a sum of consecutive naturals, for example, 32675904 + ... + 32702976.

It is an arithmetic number, because the mean of its divisors is an integer number (4912306560).

Almost surely, 2^885001209120 is an apocalyptic number.

885001209120 is a gapful number since it is divisible by the number (80) 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 885001209120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1886325719040).

885001209120 is an abundant number, since it is smaller than the sum of its proper divisors (2887650228960).

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

885001209120 is a wasteful number, since it uses less digits than its factorization.

885001209120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27174 (or 27160 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The spelling of 885001209120 in words is "eight hundred eighty-five billion, one million, two hundred nine thousand, one hundred twenty".