11433409650 has 288 divisors, whose sum is σ = 34404329232. Its totient is φ = 2703974400.

The previous prime is 11433409597. The next prime is 11433409667. The reversal of 11433409650 is 5690433411.

It can be written as a sum of positive squares in 24 ways, for example, as 5042846169 + 6390563481 = 71013^2 + 79941^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 17508724 + ... + 17509376.

Almost surely, 2^11433409650 is an apocalyptic number.

11433409650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11433409650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17202164616).

11433409650 is an abundant number, since it is smaller than the sum of its proper divisors (22970919582).

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

11433409650 is a wasteful number, since it uses less digits than its factorization.

11433409650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 11433409650 in words is "eleven billion, four hundred thirty-three million, four hundred nine thousand, six hundred fifty".