100665066513 has 32 divisors (see below), whose sum is σ = 147938181120. Its totient is φ = 60379724160.

The previous prime is 100665066487. The next prime is 100665066521. The reversal of 100665066513 is 315660566001.

It is not a de Polignac number, because 100665066513 - 2¹³ = 100665058321 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100665066583) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1684756 + ... + 1743482.

It is an arithmetic number, because the mean of its divisors is an integer number (4623068160).

Almost surely, 2^100665066513 is an apocalyptic number.

It is an amenable number.

100665066513 is a deficient number, since it is larger than the sum of its proper divisors (47273114607).

100665066513 is a wasteful number, since it uses less digits than its factorization.

100665066513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59277.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 100665066513 in words is "one hundred billion, six hundred sixty-five million, sixty-six thousand, five hundred thirteen".