550222295040 has 1872 divisors, whose sum is σ = 2374247191680. Its totient is φ = 120872632320.

The previous prime is 550222295033. The next prime is 550222295041. The reversal of 550222295040 is 40592222055.

It is a happy number.

550222295040 is a `hidden beast` number, since 5 + 502 + 2 + 22 + 95 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 550222294986 and 550222295004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550222295041) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 23922708469 + ... + 23922708491.

It is an arithmetic number, because the mean of its divisors is an integer number (1268294440).

Almost surely, 2^550222295040 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 550222295040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1187123595840).

550222295040 is an abundant number, since it is smaller than the sum of its proper divisors (1824024896640).

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

550222295040 is a wasteful number, since it uses less digits than its factorization.

550222295040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 550222295040 in words is "five hundred fifty billion, two hundred twenty-two million, two hundred ninety-five thousand, forty".