72055748203 has 8 divisors (see below), whose sum is σ = 73217088000. Its totient is φ = 70898477160.

The previous prime is 72055748201. The next prime is 72055748239. The reversal of 72055748203 is 30284755027.

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

It is a cyclic number.

It is not a de Polignac number, because 72055748203 - 2¹ = 72055748201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72055748203.

It is not an unprimeable number, because it can be changed into a prime (72055748201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981475 + ... + 1052332.

It is an arithmetic number, because the mean of its divisors is an integer number (9152136000).

Almost surely, 2^72055748203 is an apocalyptic number.

72055748203 is a deficient number, since it is larger than the sum of its proper divisors (1161339797).

72055748203 is a wasteful number, since it uses less digits than its factorization.

72055748203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034377.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 72055748203 in words is "seventy-two billion, fifty-five million, seven hundred forty-eight thousand, two hundred three".