22830344728321 has 9 divisors (see below), whose sum is σ = 24721683150531. Its totient is φ = 21074107027272.

The previous prime is 22830344728277. The next prime is 22830344728337. The reversal of 22830344728321 is 12382744303822.

The square root of 22830344728321 is 4778111.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3377269930225 + 19453074798096 = 1837735^2 + 4410564^2 .

It is a de Polignac number, because none of the positive numbers 2^k-22830344728321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22830344728381) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 61931670 + ... + 62299216.

Almost surely, 2^{22830344728321} is an apocalyptic number.

22830344728321 is the 4778111-st square number.

22830344728321 is the 2389056-th centered octagonal number.

It is an amenable number.

22830344728321 is a deficient number, since it is larger than the sum of its proper divisors (1891338422210).

22830344728321 is an frugal number, since it uses more digits than its factorization.

22830344728321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735120 (or 367560 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 49.

The spelling of 22830344728321 in words is "twenty-two trillion, eight hundred thirty billion, three hundred forty-four million, seven hundred twenty-eight thousand, three hundred twenty-one".