162744469056 has 315 divisors, whose sum is σ = 523604693073. Its totient is φ = 49959037440.

The previous prime is 162744469051. The next prime is 162744469057. The reversal of 162744469056 is 650964447261.

The square root of 162744469056 is 403416.

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

162744469056 is a `hidden beast` number, since 1 + 62 + 7 + 4 + 446 + 90 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24074625600 + 138669843456 = 155160^2 + 372384^2 .

It is a super-2 number, since 2×162744469056² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 162744468993 and 162744469011.

It is not an unprimeable number, because it can be changed into a prime (162744469051) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 377597161 + ... + 377597591.

Almost surely, 2^162744469056 is an apocalyptic number.

162744469056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

162744469056 is the 403416-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162744469056

162744469056 is an abundant number, since it is smaller than the sum of its proper divisors (360860224017).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162744469056 is an frugal number, since it uses more digits than its factorization.

162744469056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 162744469056 in words is "one hundred sixty-two billion, seven hundred forty-four million, four hundred sixty-nine thousand, fifty-six".