850868057 has 8 divisors (see below), whose sum is σ = 917232960. Its totient is φ = 784633680.

The previous prime is 850868017. The next prime is 850868059. The reversal of 850868057 is 750868058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 850868057 - 2⁶ = 850867993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (850868059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18869 + ... + 45362.

It is an arithmetic number, because the mean of its divisors is an integer number (114654120).

Almost surely, 2^850868057 is an apocalyptic number.

It is an amenable number.

850868057 is a deficient number, since it is larger than the sum of its proper divisors (66364903).

850868057 is a wasteful number, since it uses less digits than its factorization.

850868057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65263.

The product of its (nonzero) digits is 537600, while the sum is 47.

The square root of 850868057 is about 29169.6427300713. The cubic root of 850868057 is about 947.5905913294.

Subtracting from 850868057 its reverse (750868058), we obtain a palindrome (99999999).

The spelling of 850868057 in words is "eight hundred fifty million, eight hundred sixty-eight thousand, fifty-seven".