885294691872 has 96 divisors (see below), whose sum is σ = 2404509468480. Its totient is φ = 284865960960.

The previous prime is 885294691871. The next prime is 885294691927. The reversal of 885294691872 is 278196492588.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 885294691797 and 885294691806.

It is not an unprimeable number, because it can be changed into a prime (885294691871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15369558 + ... + 15427050.

It is an arithmetic number, because the mean of its divisors is an integer number (25046973630).

Almost surely, 2^885294691872 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 885294691872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1202254734240).

885294691872 is an abundant number, since it is smaller than the sum of its proper divisors (1519214776608).

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

885294691872 is a wasteful number, since it uses less digits than its factorization.

885294691872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63066 (or 63058 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 69.

The spelling of 885294691872 in words is "eight hundred eighty-five billion, two hundred ninety-four million, six hundred ninety-one thousand, eight hundred seventy-two".