100144664 has 8 divisors (see below), whose sum is σ = 187771260. Its totient is φ = 50072328.

The previous prime is 100144651. The next prime is 100144703. The reversal of 100144664 is 466441001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6259034 + ... + 6259049.

Almost surely, 2^100144664 is an apocalyptic number.

It is an amenable number.

100144664 is a deficient number, since it is larger than the sum of its proper divisors (87626596).

100144664 is a wasteful number, since it uses less digits than its factorization.

100144664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518089 (or 12518085 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 100144664 is about 10007.2305859314. The cubic root of 100144664 is about 464.3825991196.

Adding to 100144664 its reverse (466441001), we get a palindrome (566585665).

The spelling of 100144664 in words is "one hundred million, one hundred forty-four thousand, six hundred sixty-four".