11722550530 has 64 divisors (see below), whose sum is σ = 22683628800. Its totient is φ = 4350322944.

The previous prime is 11722550443. The next prime is 11722550551. The reversal of 11722550530 is 3505522711.

It is a junction number, because it is equal to n+sod(n) for n = 11722550492 and 11722550501.

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 31 ways as a sum of consecutive naturals, for example, 2968017 + ... + 2971963.

It is an arithmetic number, because the mean of its divisors is an integer number (354431700).

Almost surely, 2^11722550530 is an apocalyptic number.

11722550530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11722550530 is a deficient number, since it is larger than the sum of its proper divisors (10961078270).

11722550530 is a wasteful number, since it uses less digits than its factorization.

11722550530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363.

The product of its (nonzero) digits is 10500, while the sum is 31.

The spelling of 11722550530 in words is "eleven billion, seven hundred twenty-two million, five hundred fifty thousand, five hundred thirty".