852228651924 has 72 divisors (see below), whose sum is σ = 2456423784360. Its totient is φ = 246799245312.

The previous prime is 852228651899. The next prime is 852228651931. The reversal of 852228651924 is 429156822258.

852228651924 is a `hidden beast` number, since 8 + 5 + 2 + 22 + 86 + 519 + 24 = 666.

852228651924 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 66186823824 + 786041828100 = 257268^2 + 886590^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53550909 + ... + 53566820.

It is an arithmetic number, because the mean of its divisors is an integer number (34116997005).

Almost surely, 2^852228651924 is an apocalyptic number.

It is an amenable number.

852228651924 is an abundant number, since it is smaller than the sum of its proper divisors (1604195132436).

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

852228651924 is a wasteful number, since it uses less digits than its factorization.

852228651924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107117769 (or 107117764 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The spelling of 852228651924 in words is "eight hundred fifty-two billion, two hundred twenty-eight million, six hundred fifty-one thousand, nine hundred twenty-four".