665100000411 has 64 divisors (see below), whose sum is σ = 1125647179776. Its totient is φ = 339298156800.

The previous prime is 665100000251. The next prime is 665100000431. The reversal of 665100000411 is 114000001566.

It is not a de Polignac number, because 665100000411 - 2¹⁰ = 665099999387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (665100000431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3098031 + ... + 3305751.

It is an arithmetic number, because the mean of its divisors is an integer number (17588237184).

Almost surely, 2^665100000411 is an apocalyptic number.

665100000411 is a deficient number, since it is larger than the sum of its proper divisors (460547179365).

665100000411 is a wasteful number, since it uses less digits than its factorization.

665100000411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207992.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 665100000411 its reverse (114000001566), we get a palindrome (779100001977).

The spelling of 665100000411 in words is "six hundred sixty-five billion, one hundred million, four hundred eleven", and thus it is an aban number.