17922783376 has 15 divisors (see below), whose sum is σ = 34726430361. Its totient is φ = 8961123936.

The previous prime is 17922783323. The next prime is 17922783379. The reversal of 17922783376 is 67338722971.

The square root of 17922783376 is 133876.

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., 5787557776 + 12135225600 = 76076^2 + 110160^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17922783379) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 518770 + ... + 552238.

Almost surely, 2^17922783376 is an apocalyptic number.

17922783376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

17922783376 is the 133876-th square number.

It is an amenable number.

17922783376 is a deficient number, since it is larger than the sum of its proper divisors (16803646985).

17922783376 is an frugal number, since it uses more digits than its factorization.

17922783376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66946 (or 33471 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 55.

The spelling of 17922783376 in words is "seventeen billion, nine hundred twenty-two million, seven hundred eighty-three thousand, three hundred seventy-six".