72354344345327 has 4 divisors (see below), whose sum is σ = 78932012013096. Its totient is φ = 65776676677560.

The previous prime is 72354344345279. The next prime is 72354344345333.

72354344345327 is nontrivially palindromic in base 10.

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 72354344345327 - 2⁶ = 72354344345263 is a prime.

It is a super-2 number, since 2×72354344345327² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72354344345027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3288833833868 + ... + 3288833833889.

It is an arithmetic number, because the mean of its divisors is an integer number (19733003003274).

Almost surely, 2^{72354344345327} is an apocalyptic number.

72354344345327 is a deficient number, since it is larger than the sum of its proper divisors (6577667667769).

72354344345327 is a wasteful number, since it uses less digits than its factorization.

72354344345327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6577667667768.

The product of its digits is 101606400, while the sum is 56.

The spelling of 72354344345327 in words is "seventy-two trillion, three hundred fifty-four billion, three hundred forty-four million, three hundred forty-five thousand, three hundred twenty-seven".