11351234020550 has 48 divisors (see below), whose sum is σ = 21188526503760. Its totient is φ = 4524323880960.

The previous prime is 11351234020541. The next prime is 11351234020627. The reversal of 11351234020550 is 5502043215311.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 50989082 + ... + 51211218.

It is an arithmetic number, because the mean of its divisors is an integer number (441427635495).

Almost surely, 2^{11351234020550} is an apocalyptic number.

11351234020550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11351234020550 is a deficient number, since it is larger than the sum of its proper divisors (9837292483210).

11351234020550 is a wasteful number, since it uses less digits than its factorization.

11351234020550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225785 (or 225780 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 11351234020550 its reverse (5502043215311), we get a palindrome (16853277235861).

The spelling of 11351234020550 in words is "eleven trillion, three hundred fifty-one billion, two hundred thirty-four million, twenty thousand, five hundred fifty".