985023075582 has 192 divisors, whose sum is σ = 2784749420544. Its totient is φ = 244610876160.

The previous prime is 985023075571. The next prime is 985023075607. The reversal of 985023075582 is 285570320589.

985023075582 is a `hidden beast` number, since 9 + 8 + 50 + 2 + 3 + 0 + 7 + 5 + 582 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1616643 + ... + 2140929.

It is an arithmetic number, because the mean of its divisors is an integer number (14503903232).

Almost surely, 2^985023075582 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 985023075582, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392374710272).

985023075582 is an abundant number, since it is smaller than the sum of its proper divisors (1799726344962).

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

985023075582 is a wasteful number, since it uses less digits than its factorization.

985023075582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524383 (or 524380 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 985023075582 in words is "nine hundred eighty-five billion, twenty-three million, seventy-five thousand, five hundred eighty-two".