72411247312243 has 4 divisors (see below), whose sum is σ = 82755711214000. Its totient is φ = 62066783410488.

The previous prime is 72411247312241. The next prime is 72411247312247. The reversal of 72411247312243 is 34221374211427.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72411247312243 - 2¹ = 72411247312241 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 72411247312243.

It is not an unprimeable number, because it can be changed into a prime (72411247312241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5172231950868 + ... + 5172231950881.

It is an arithmetic number, because the mean of its divisors is an integer number (20688927803500).

Almost surely, 2^{72411247312243} is an apocalyptic number.

72411247312243 is a deficient number, since it is larger than the sum of its proper divisors (10344463901757).

72411247312243 is a wasteful number, since it uses less digits than its factorization.

72411247312243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10344463901756.

The product of its digits is 451584, while the sum is 43.

The spelling of 72411247312243 in words is "seventy-two trillion, four hundred eleven billion, two hundred forty-seven million, three hundred twelve thousand, two hundred forty-three".