72328419100 has 72 divisors (see below), whose sum is σ = 188815276160. Its totient is φ = 23493136320.

The previous prime is 72328419089. The next prime is 72328419139. The reversal of 72328419100 is 191482327.

It is a self number, because there is not a number n which added to its sum of digits gives 72328419100.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 2705814 + ... + 2732413.

Almost surely, 2^72328419100 is an apocalyptic number.

72328419100 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

72328419100 is an abundant number, since it is smaller than the sum of its proper divisors (116486857060).

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

72328419100 is a wasteful number, since it uses less digits than its factorization.

72328419100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5438267 (or 5438260 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 72328419100 in words is "seventy-two billion, three hundred twenty-eight million, four hundred nineteen thousand, one hundred".