100160606665666 has 32 divisors (see below), whose sum is σ = 164662683030000. Its totient is φ = 45481810870272.

The previous prime is 100160606665661. The next prime is 100160606665703. The reversal of 100160606665666 is 666566606061001.

It can be written as a sum of positive squares in 8 ways, for example, as 41294439905625 + 58866166760041 = 6426075^2 + 7672429^2 .

It is not an unprimeable number, because it can be changed into a prime (100160606665661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28786591 + ... + 32077858.

Almost surely, 2^{100160606665666} is an apocalyptic number.

100160606665666 is a deficient number, since it is larger than the sum of its proper divisors (64502076364334).

100160606665666 is a wasteful number, since it uses less digits than its factorization.

100160606665666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60866166.

The product of its (nonzero) digits is 8398080, while the sum is 55.

The spelling of 100160606665666 in words is "one hundred trillion, one hundred sixty billion, six hundred six million, six hundred sixty-five thousand, six hundred sixty-six".