855016704 has 108 divisors (see below), whose sum is σ = 2544959872. Its totient is φ = 275788800.

The previous prime is 855016693. The next prime is 855016709. The reversal of 855016704 is 407610558.

855016704 is a `hidden beast` number, since 85 + 501 + 6 + 70 + 4 = 666.

It is a super-4 number, since 4×855016704⁴ (a number of 37 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855016709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65439 + ... + 77409.

Almost surely, 2^855016704 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 855016704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1272479936).

855016704 is an abundant number, since it is smaller than the sum of its proper divisors (1689943168).

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

855016704 is a wasteful number, since it uses less digits than its factorization.

855016704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024 (or 12007 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 855016704 is about 29240.6686654050. The cubic root of 855016704 is about 949.1281767115.

The spelling of 855016704 in words is "eight hundred fifty-five million, sixteen thousand, seven hundred four".