84273212852 has 24 divisors (see below), whose sum is σ = 148313112192. Its totient is φ = 41898600000.

The previous prime is 84273212773. The next prime is 84273212857. The reversal of 84273212852 is 25821237248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84273212857) 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, 533573 + ... + 673235.

It is an arithmetic number, because the mean of its divisors is an integer number (6179713008).

Almost surely, 2^84273212852 is an apocalyptic number.

It is an amenable number.

84273212852 is a deficient number, since it is larger than the sum of its proper divisors (64039899340).

84273212852 is a wasteful number, since it uses less digits than its factorization.

84273212852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140519 (or 140517 counting only the distinct ones).

The product of its digits is 430080, while the sum is 44.

The spelling of 84273212852 in words is "eighty-four billion, two hundred seventy-three million, two hundred twelve thousand, eight hundred fifty-two".