800830853642 has 8 divisors (see below), whose sum is σ = 1205108809632. Its totient is φ = 399127917100.

The previous prime is 800830853629. The next prime is 800830853677. The reversal of 800830853642 is 246358038008.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×800830853642² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643754084 + ... + 643755327.

It is an arithmetic number, because the mean of its divisors is an integer number (150638601204).

Almost surely, 2^800830853642 is an apocalyptic number.

800830853642 is a deficient number, since it is larger than the sum of its proper divisors (404277955990).

800830853642 is a wasteful number, since it uses less digits than its factorization.

800830853642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287509724.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 800830853642 in words is "eight hundred billion, eight hundred thirty million, eight hundred fifty-three thousand, six hundred forty-two".