224161001550 has 288 divisors, whose sum is σ = 660481536000. Its totient is φ = 54293587200.

The previous prime is 224161001497. The next prime is 224161001587. The reversal of 224161001550 is 55100161422.

224161001550 is a `hidden beast` number, since 2 + 2 + 4 + 1 + 6 + 100 + 1 + 550 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 28886571 + ... + 28894329.

Almost surely, 2^224161001550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224161001550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330240768000).

224161001550 is an abundant number, since it is smaller than the sum of its proper divisors (436320534450).

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

224161001550 is a wasteful number, since it uses less digits than its factorization.

224161001550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7936 (or 7928 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 224161001550 its reverse (55100161422), we get a palindrome (279261162972).

The spelling of 224161001550 in words is "two hundred twenty-four billion, one hundred sixty-one million, one thousand, five hundred fifty".