85847703552 has 380 divisors, whose sum is σ = 277100359536. Its totient is φ = 26329743360.

The previous prime is 85847703541. The next prime is 85847703569. The reversal of 85847703552 is 25530774858.

85847703552 is a `hidden beast` number, since 8 + 5 + 84 + 7 + 7 + 0 + 3 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 276037477 + ... + 276037787.

Almost surely, 2^85847703552 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 85847703552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138550179768).

85847703552 is an abundant number, since it is smaller than the sum of its proper divisors (191252655984).

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

85847703552 is an frugal number, since it uses more digits than its factorization.

85847703552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 54.

The spelling of 85847703552 in words is "eighty-five billion, eight hundred forty-seven million, seven hundred three thousand, five hundred fifty-two".