85775516092 has 192 divisors, whose sum is σ = 186593476608. Its totient is φ = 33729696000.

The previous prime is 85775516089. The next prime is 85775516111. The reversal of 85775516092 is 29061557758.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 259140367 + ... + 259140697.

It is an arithmetic number, because the mean of its divisors is an integer number (971841024).

Almost surely, 2^85775516092 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 85775516092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93296738304).

85775516092 is an abundant number, since it is smaller than the sum of its proper divisors (100817960516).

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

85775516092 is a wasteful number, since it uses less digits than its factorization.

85775516092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600 (or 598 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 55.

The spelling of 85775516092 in words is "eighty-five billion, seven hundred seventy-five million, five hundred sixteen thousand, ninety-two".