72803789000 has 64 divisors (see below), whose sum is σ = 170400812400. Its totient is φ = 29114688000.

The previous prime is 72803788999. The next prime is 72803789027. The reversal of 72803789000 is 98730827.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3024340036 + 69779448964 = 54994^2 + 264158^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8324630 + ... + 8333370.

Almost surely, 2^72803789000 is an apocalyptic number.

It is an amenable number.

72803789000 is an abundant number, since it is smaller than the sum of its proper divisors (97597023400).

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

72803789000 is a wasteful number, since it uses less digits than its factorization.

72803789000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17091 (or 17077 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 72803789000 in words is "seventy-two billion, eight hundred three million, seven hundred eighty-nine thousand".