7894499852 has 24 divisors (see below), whose sum is σ = 14631219456. Its totient is φ = 3719274768.

The previous prime is 7894499843. The next prime is 7894499881. The reversal of 7894499852 is 2589944987.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634208 + ... + 646535.

It is an arithmetic number, because the mean of its divisors is an integer number (609634144).

Almost surely, 2^7894499852 is an apocalyptic number.

It is an amenable number.

7894499852 is a deficient number, since it is larger than the sum of its proper divisors (6736719604).

7894499852 is a wasteful number, since it uses less digits than its factorization.

7894499852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280837 (or 1280835 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 65.

The square root of 7894499852 is about 88850.9980360378. The cubic root of 7894499852 is about 1991.1693885346.

The spelling of 7894499852 in words is "seven billion, eight hundred ninety-four million, four hundred ninety-nine thousand, eight hundred fifty-two".