985673519952 has 160 divisors (see below), whose sum is σ = 2832138017280. Its totient is φ = 292854581760.

The previous prime is 985673519923. The next prime is 985673519983. The reversal of 985673519952 is 259915376589.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44175583 + ... + 44197889.

It is an arithmetic number, because the mean of its divisors is an integer number (17700862608).

Almost surely, 2^985673519952 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 985673519952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1416069008640).

985673519952 is an abundant number, since it is smaller than the sum of its proper divisors (1846464497328).

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

985673519952 is a wasteful number, since it uses less digits than its factorization.

985673519952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23961 (or 23955 counting only the distinct ones).

The product of its digits is 183708000, while the sum is 69.

The spelling of 985673519952 in words is "nine hundred eighty-five billion, six hundred seventy-three million, five hundred nineteen thousand, nine hundred fifty-two".