100665066514 has 8 divisors (see below), whose sum is σ = 151430258700. Its totient is φ = 50188313616.

The previous prime is 100665066487. The next prime is 100665066521. The reversal of 100665066514 is 415660566001.

It can be written as a sum of positive squares in 2 ways, for example, as 79905155625 + 20759910889 = 282675^2 + 144083^2 .

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

It is a super-2 number, since 2×100665066514² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72108949 + ... + 72110344.

Almost surely, 2^100665066514 is an apocalyptic number.

100665066514 is a deficient number, since it is larger than the sum of its proper divisors (50765192186).

100665066514 is a wasteful number, since it uses less digits than its factorization.

100665066514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144219644.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 100665066514 in words is "one hundred billion, six hundred sixty-five million, sixty-six thousand, five hundred fourteen".