11051061050500 has 96 divisors (see below), whose sum is σ = 24562106150400. Its totient is φ = 4342401536000.

The previous prime is 11051061050453. The next prime is 11051061050521. The reversal of 11051061050500 is 505016015011.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41432565 + ... + 41698435.

It is an arithmetic number, because the mean of its divisors is an integer number (255855272400).

Almost surely, 2^{11051061050500} is an apocalyptic number.

11051061050500 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 11051061050500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12281053075200).

11051061050500 is an abundant number, since it is smaller than the sum of its proper divisors (13511045099900).

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

11051061050500 is a wasteful number, since it uses less digits than its factorization.

11051061050500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267358 (or 267346 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 11051061050500 its reverse (505016015011), we get a palindrome (11556077065511).

The spelling of 11051061050500 in words is "eleven trillion, fifty-one billion, sixty-one million, fifty thousand, five hundred".