100406600035665 has 64 divisors (see below), whose sum is σ = 201946910164992. Its totient is φ = 41727418138560.

The previous prime is 100406600035657. The next prime is 100406600035699. The reversal of 100406600035665 is 566530006604001.

It is not a de Polignac number, because 100406600035665 - 2³ = 100406600035657 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 359083887 + ... + 359363396.

It is an arithmetic number, because the mean of its divisors is an integer number (3155420471328).

Almost surely, 2^{100406600035665} is an apocalyptic number.

100406600035665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100406600035665 is an abundant number, since it is smaller than the sum of its proper divisors (101540310129327).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100406600035665 is an equidigital number, since it uses as much as digits as its factorization.

100406600035665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718447331 (or 718447309 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 100406600035665 its reverse (566530006604001), we get a palindrome (666936606639666).

The spelling of 100406600035665 in words is "one hundred trillion, four hundred six billion, six hundred million, thirty-five thousand, six hundred sixty-five".