852619543876 has 9 divisors (see below), whose sum is σ = 1492087433599. Its totient is φ = 426308848564.

The previous prime is 852619543859. The next prime is 852619543877. The reversal of 852619543876 is 678345916258.

The square root of 852619543876 is 923374.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852619543877) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1615905 + ... + 2077591.

Almost surely, 2^852619543876 is an apocalyptic number.

852619543876 is the 923374-th square number.

It is an amenable number.

852619543876 is a deficient number, since it is larger than the sum of its proper divisors (639467889723).

852619543876 is an frugal number, since it uses more digits than its factorization.

852619543876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923378 (or 461689 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 64.

Multiplying 852619543876 by its sum of digits (64), we get a square (54567650808064 = 7386992²).

The spelling of 852619543876 in words is "eight hundred fifty-two billion, six hundred nineteen million, five hundred forty-three thousand, eight hundred seventy-six".