72054600850 has 12 divisors (see below), whose sum is σ = 134021557674. Its totient is φ = 28821840320.

The previous prime is 72054600781. The next prime is 72054600869. The reversal of 72054600850 is 5800645027.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 64688326921 + 7366273929 = 254339^2 + 85827^2 .

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 5 ways as a sum of consecutive naturals, for example, 720545959 + ... + 720546058.

Almost surely, 2^72054600850 is an apocalyptic number.

72054600850 is a deficient number, since it is larger than the sum of its proper divisors (61966956824).

72054600850 is a wasteful number, since it uses less digits than its factorization.

72054600850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441092029 (or 1441092024 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 72054600850 in words is "seventy-two billion, fifty-four million, six hundred thousand, eight hundred fifty".