11050352640 has 272 divisors, whose sum is σ = 39321300000. Its totient is φ = 2944401408.

The previous prime is 11050352629. The next prime is 11050352641. The reversal of 11050352640 is 4625305011.

11050352640 is a `hidden beast` number, since 1 + 10 + 5 + 0 + 3 + 5 + 2 + 640 = 666.

It is a super-2 number, since 2×11050352640² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11050352641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8846736 + ... + 8847984.

Almost surely, 2^11050352640 is an apocalyptic number.

11050352640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11050352640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19660650000).

11050352640 is an abundant number, since it is smaller than the sum of its proper divisors (28270947360).

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

11050352640 is an frugal number, since it uses more digits than its factorization.

11050352640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295 (or 1259 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 11050352640 its reverse (4625305011), we get a palindrome (15675657651).

The spelling of 11050352640 in words is "eleven billion, fifty million, three hundred fifty-two thousand, six hundred forty".