852401865100 has 18 divisors (see below), whose sum is σ = 1849712047484. Its totient is φ = 340960746000.

The previous prime is 852401865079. The next prime is 852401865181. The reversal of 852401865100 is 1568104258.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4262009226 + ... + 4262009425.

Almost surely, 2^852401865100 is an apocalyptic number.

It is an amenable number.

852401865100 is an abundant number, since it is smaller than the sum of its proper divisors (997310182384).

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

852401865100 is a wasteful number, since it uses less digits than its factorization.

852401865100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8524018665 (or 8524018658 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 40.

Adding to 852401865100 its reverse (1568104258), we get a palindrome (853969969358).

The spelling of 852401865100 in words is "eight hundred fifty-two billion, four hundred one million, eight hundred sixty-five thousand, one hundred".