550473257702500 has 240 divisors, whose sum is σ = 1390084998160320. Its totient is φ = 188774953920000.

The previous prime is 550473257702443. The next prime is 550473257702519. The reversal of 550473257702500 is 5207752374055.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 26266354 + ... + 42318646.

It is an arithmetic number, because the mean of its divisors is an integer number (5792020825668).

Almost surely, 2^{550473257702500} is an apocalyptic number.

550473257702500 is a gapful number since it is divisible by the number (50) 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 550473257702500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695042499080160).

550473257702500 is an abundant number, since it is smaller than the sum of its proper divisors (839611740457820).

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

550473257702500 is a wasteful number, since it uses less digits than its factorization.

550473257702500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16052400 (or 16052383 counting only the distinct ones).

The product of its (nonzero) digits is 10290000, while the sum is 52.

The spelling of 550473257702500 in words is "five hundred fifty trillion, four hundred seventy-three billion, two hundred fifty-seven million, seven hundred two thousand, five hundred".