219839117244 has 48 divisors (see below), whose sum is σ = 524806464000. Its totient is φ = 71606186496.

The previous prime is 219839117219. The next prime is 219839117279. The reversal of 219839117244 is 442711938912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1103394 + ... + 1287305.

It is an arithmetic number, because the mean of its divisors is an integer number (10933468000).

Almost surely, 2^219839117244 is an apocalyptic number.

It is an amenable number.

219839117244 is an abundant number, since it is smaller than the sum of its proper divisors (304967346756).

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

219839117244 is a wasteful number, since it uses less digits than its factorization.

219839117244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390882 (or 2390880 counting only the distinct ones).

The product of its digits is 870912, while the sum is 51.

The spelling of 219839117244 in words is "two hundred nineteen billion, eight hundred thirty-nine million, one hundred seventeen thousand, two hundred forty-four".