532668771766378 has 8 divisors (see below), whose sum is σ = 860464939007268. Its totient is φ = 245847125430624.

The previous prime is 532668771766357. The next prime is 532668771766379. The reversal of 532668771766378 is 873667177866235.

It can be written as a sum of positive squares in 2 ways, for example, as 436049445949209 + 96619325817169 = 20881797^2 + 9829513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×532668771766378² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (532668771766379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10243630226251 + ... + 10243630226302.

Almost surely, 2^{532668771766378} is an apocalyptic number.

532668771766378 is a deficient number, since it is larger than the sum of its proper divisors (327796167240890).

532668771766378 is a wasteful number, since it uses less digits than its factorization.

532668771766378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20487260452568.

The product of its digits is 17923368960, while the sum is 82.

The spelling of 532668771766378 in words is "five hundred thirty-two trillion, six hundred sixty-eight billion, seven hundred seventy-one million, seven hundred sixty-six thousand, three hundred seventy-eight".