11223661465136 has 20 divisors (see below), whose sum is σ = 21745896622200. Its totient is φ = 5611817175552.

The previous prime is 11223661465127. The next prime is 11223661465153. The reversal of 11223661465136 is 63156416632211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11016335 + ... + 11991953.

It is an arithmetic number, because the mean of its divisors is an integer number (1087294831110).

Almost surely, 2^{11223661465136} is an apocalyptic number.

11223661465136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11223661465136 is a deficient number, since it is larger than the sum of its proper divisors (10522235157064).

11223661465136 is an equidigital number, since it uses as much as digits as its factorization.

11223661465136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694636 (or 1694630 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The spelling of 11223661465136 in words is "eleven trillion, two hundred twenty-three billion, six hundred sixty-one million, four hundred sixty-five thousand, one hundred thirty-six".