854857737660 has 96 divisors (see below), whose sum is σ = 2458732534272. Its totient is φ = 221761324800.

The previous prime is 854857737631. The next prime is 854857737683. The reversal of 854857737660 is 66737758458.

It is a junction number, because it is equal to n+sod(n) for n = 854857737591 and 854857737600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13623919 + ... + 13686521.

It is an arithmetic number, because the mean of its divisors is an integer number (25611797232).

Almost surely, 2^854857737660 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 854857737660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229366267136).

854857737660 is an abundant number, since it is smaller than the sum of its proper divisors (1603874796612).

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

854857737660 is a wasteful number, since it uses less digits than its factorization.

854857737660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68803 (or 68801 counting only the distinct ones).

The product of its (nonzero) digits is 237081600, while the sum is 66.

The spelling of 854857737660 in words is "eight hundred fifty-four billion, eight hundred fifty-seven million, seven hundred thirty-seven thousand, six hundred sixty".