800063780 has 24 divisors (see below), whose sum is σ = 1768562880. Its totient is φ = 303181920.

The previous prime is 800063773. The next prime is 800063807. The reversal of 800063780 is 87360008.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1052336 + ... + 1053095.

It is an arithmetic number, because the mean of its divisors is an integer number (73690120).

Almost surely, 2^800063780 is an apocalyptic number.

It is an amenable number.

800063780 is an abundant number, since it is smaller than the sum of its proper divisors (968499100).

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

800063780 is a wasteful number, since it uses less digits than its factorization.

800063780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105459 (or 2105457 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 800063780 is about 28285.3987067533. The cubic root of 800063780 is about 928.3424361116.

The spelling of 800063780 in words is "eight hundred million, sixty-three thousand, seven hundred eighty".