219378874204 has 12 divisors (see below), whose sum is σ = 438757748464. Its totient is φ = 94019517504.

The previous prime is 219378874201. The next prime is 219378874213. The reversal of 219378874204 is 402478873912.

219378874204 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219378874201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3917479869 + ... + 3917479924.

Almost surely, 2^219378874204 is an apocalyptic number.

It is an amenable number.

219378874204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

219378874204 is a wasteful number, since it uses less digits than its factorization.

219378874204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7834959804 (or 7834959802 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 219378874204 in words is "two hundred nineteen billion, three hundred seventy-eight million, eight hundred seventy-four thousand, two hundred four".