10050001665 has 32 divisors (see below), whose sum is σ = 17686829952. Its totient is φ = 4872718400.

The previous prime is 10050001613. The next prime is 10050001697. The reversal of 10050001665 is 56610005001.

It is not a de Polignac number, because 10050001665 - 2¹⁰ = 10050000641 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 231726 + ... + 271655.

It is an arithmetic number, because the mean of its divisors is an integer number (552713436).

Almost surely, 2^10050001665 is an apocalyptic number.

10050001665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10050001665 is a deficient number, since it is larger than the sum of its proper divisors (7636828287).

10050001665 is an equidigital number, since it uses as much as digits as its factorization.

10050001665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503422 (or 503400 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

Adding to 10050001665 its reverse (56610005001), we get a palindrome (66660006666).

The spelling of 10050001665 in words is "ten billion, fifty million, one thousand, six hundred sixty-five".