72246664227 has 8 divisors (see below), whose sum is σ = 96333057216. Its totient is φ = 48162357032.

The previous prime is 72246664181. The next prime is 72246664249.

72246664227 is nontrivially palindromic in base 10.

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 72246664227 - 2³¹ = 70099180579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72246614227) 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, 438753 + ... + 580514.

It is an arithmetic number, because the mean of its divisors is an integer number (12041632152).

Almost surely, 2^72246664227 is an apocalyptic number.

72246664227 is a deficient number, since it is larger than the sum of its proper divisors (24086392989).

72246664227 is a wasteful number, since it uses less digits than its factorization.

72246664227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042897.

The product of its digits is 2709504, while the sum is 48.

The spelling of 72246664227 in words is "seventy-two billion, two hundred forty-six million, six hundred sixty-four thousand, two hundred twenty-seven".