850676580 has 240 divisors, whose sum is σ = 2968863744. Its totient is φ = 202487040.

The previous prime is 850676521. The next prime is 850676587. The reversal of 850676580 is 85676058.

850676580 is a `hidden beast` number, since 8 + 5 + 0 + 67 + 6 + 580 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (850676587) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 652209 + ... + 653511.

Almost surely, 2^850676580 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 850676580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1484431872).

850676580 is an abundant number, since it is smaller than the sum of its proper divisors (2118187164).

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

850676580 is a wasteful number, since it uses less digits than its factorization.

850676580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1357 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 850676580 is about 29166.3604174398. The cubic root of 850676580 is about 947.5195049393.

The spelling of 850676580 in words is "eight hundred fifty million, six hundred seventy-six thousand, five hundred eighty".