894778939116 has 24 divisors (see below), whose sum is σ = 2319797249840. Its totient is φ = 298259646336.

The previous prime is 894778939051. The next prime is 894778939147. The reversal of 894778939116 is 611939877498.

894778939116 is a `hidden beast` number, since 8 + 9 + 477 + 8 + 9 + 39 + 116 = 666.

It is a super-2 number, since 2×894778939116² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4142494981 + ... + 4142495196.

Almost surely, 2^894778939116 is an apocalyptic number.

It is an amenable number.

894778939116 is an abundant number, since it is smaller than the sum of its proper divisors (1425018310724).

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

894778939116 is a wasteful number, since it uses less digits than its factorization.

894778939116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8284990190 (or 8284990182 counting only the distinct ones).

The product of its digits is 164602368, while the sum is 72.

The spelling of 894778939116 in words is "eight hundred ninety-four billion, seven hundred seventy-eight million, nine hundred thirty-nine thousand, one hundred sixteen".