219844000026 has 48 divisors (see below), whose sum is σ = 545797085184. Its totient is φ = 62648556192.

The previous prime is 219843999989. The next prime is 219844000031. The reversal of 219844000026 is 620000448912.

219844000026 is a `hidden beast` number, since 2 + 198 + 440 + 0 + 0 + 0 + 26 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2229541 + ... + 2326056.

It is an arithmetic number, because the mean of its divisors is an integer number (11370772608).

Almost surely, 2^219844000026 is an apocalyptic number.

219844000026 is an abundant number, since it is smaller than the sum of its proper divisors (325953085158).

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

219844000026 is a wasteful number, since it uses less digits than its factorization.

219844000026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555995 (or 4555992 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

Adding to 219844000026 its reverse (620000448912), we get a palindrome (839844448938).

The spelling of 219844000026 in words is "two hundred nineteen billion, eight hundred forty-four million, twenty-six", and thus it is an aban number.