11650001622280 has 128 divisors (see below), whose sum is σ = 31692303360000. Its totient is φ = 3765044954880.

The previous prime is 11650001622277. The next prime is 11650001622289. The reversal of 11650001622280 is 8222610005611.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11650001622289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4443456 + ... + 6560815.

It is an arithmetic number, because the mean of its divisors is an integer number (247596120000).

Almost surely, 2^{11650001622280} is an apocalyptic number.

11650001622280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11650001622280 is an abundant number, since it is smaller than the sum of its proper divisors (20042301737720).

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

11650001622280 is a wasteful number, since it uses less digits than its factorization.

11650001622280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11004507 (or 11004503 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

Adding to 11650001622280 its reverse (8222610005611), we get a palindrome (19872611627891).

The spelling of 11650001622280 in words is "eleven trillion, six hundred fifty billion, one million, six hundred twenty-two thousand, two hundred eighty".