550723011720 has 256 divisors, whose sum is σ = 1959571008000. Its totient is φ = 121148891136.

The previous prime is 550723011703. The next prime is 550723011757. The reversal of 550723011720 is 27110327055.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7588566 + ... + 7660794.

It is an arithmetic number, because the mean of its divisors is an integer number (7654574250).

Almost surely, 2^550723011720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550723011720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (979785504000).

550723011720 is an abundant number, since it is smaller than the sum of its proper divisors (1408847996280).

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

550723011720 is a wasteful number, since it uses less digits than its factorization.

550723011720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72592 (or 72588 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 33.

Adding to 550723011720 its reverse (27110327055), we get a palindrome (577833338775).

The spelling of 550723011720 in words is "five hundred fifty billion, seven hundred twenty-three million, eleven thousand, seven hundred twenty".