72162285099 has 8 divisors (see below), whose sum is σ = 96219958272. Its totient is φ = 48106401000.

The previous prime is 72162285059. The next prime is 72162285149. The reversal of 72162285099 is 99058226127.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72162285099 - 2³³ = 63572350507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72162285059) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 350139 + ... + 516644.

It is an arithmetic number, because the mean of its divisors is an integer number (12027494784).

Almost surely, 2^72162285099 is an apocalyptic number.

72162285099 is a deficient number, since it is larger than the sum of its proper divisors (24057673173).

72162285099 is a wasteful number, since it uses less digits than its factorization.

72162285099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894537.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 72162285099 in words is "seventy-two billion, one hundred sixty-two million, two hundred eighty-five thousand, ninety-nine".