72322705315747 has 8 divisors (see below), whose sum is σ = 76336599910400. Its totient is φ = 68329554363144.

The previous prime is 72322705315727. The next prime is 72322705315759. The reversal of 72322705315747 is 74751350722327.

It is a happy number.

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 72322705315747 - 2¹⁵ = 72322705282979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72322705315727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5185903347 + ... + 5185917292.

It is an arithmetic number, because the mean of its divisors is an integer number (9542074988800).

Almost surely, 2^{72322705315747} is an apocalyptic number.

72322705315747 is a deficient number, since it is larger than the sum of its proper divisors (4013894594653).

72322705315747 is a wasteful number, since it uses less digits than its factorization.

72322705315747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10371821025.

The product of its (nonzero) digits is 17287200, while the sum is 55.

The spelling of 72322705315747 in words is "seventy-two trillion, three hundred twenty-two billion, seven hundred five million, three hundred fifteen thousand, seven hundred forty-seven".