72385633270 has 16 divisors (see below), whose sum is σ = 130333598928. Its totient is φ = 28945484640.

The previous prime is 72385633267. The next prime is 72385633289. The reversal of 72385633270 is 7233658327.

It is a self number, because there is not a number n which added to its sum of digits gives 72385633270.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1061361 + ... + 1127500.

It is an arithmetic number, because the mean of its divisors is an integer number (8145849933).

Almost surely, 2^72385633270 is an apocalyptic number.

72385633270 is a deficient number, since it is larger than the sum of its proper divisors (57947965658).

72385633270 is a wasteful number, since it uses less digits than its factorization.

72385633270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192175.

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 72385633270 in words is "seventy-two billion, three hundred eighty-five million, six hundred thirty-three thousand, two hundred seventy".