550100170368 has 1280 divisors, whose sum is σ = 2030328115200. Its totient is φ = 144543522816.

The previous prime is 550100170363. The next prime is 550100170391. The reversal of 550100170368 is 863071001055.

550100170368 is a `hidden beast` number, since 550 + 1 + 0 + 0 + 1 + 70 + 36 + 8 = 666.

It is a super-2 number, since 2×550100170368² (a number of 24 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (550100170363) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 6627712855 + ... + 6627712937.

It is an arithmetic number, because the mean of its divisors is an integer number (1586193840).

Almost surely, 2^550100170368 is an apocalyptic number.

550100170368 is a gapful number since it is divisible by the number (58) 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 550100170368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1015164057600).

550100170368 is an abundant number, since it is smaller than the sum of its proper divisors (1480227944832).

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

550100170368 is a wasteful number, since it uses less digits than its factorization.

550100170368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The spelling of 550100170368 in words is "five hundred fifty billion, one hundred million, one hundred seventy thousand, three hundred sixty-eight".