222050550409864 has 192 divisors, whose sum is σ = 466567485834240. Its totient is φ = 98977863600000.

The previous prime is 222050550409837. The next prime is 222050550409889. The reversal of 222050550409864 is 468904055050222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30206845789 + ... + 30206853139.

It is an arithmetic number, because the mean of its divisors is an integer number (2430038988720).

Almost surely, 2^{222050550409864} 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 222050550409864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233283742917120).

222050550409864 is an abundant number, since it is smaller than the sum of its proper divisors (244516935424376).

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

222050550409864 is a wasteful number, since it uses less digits than its factorization.

222050550409864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9744 (or 9729 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 52.

The spelling of 222050550409864 in words is "two hundred twenty-two trillion, fifty billion, five hundred fifty million, four hundred nine thousand, eight hundred sixty-four".