219800490448 has 80 divisors (see below), whose sum is σ = 536912599680. Its totient is φ = 84674304000.

The previous prime is 219800490443. The next prime is 219800490451. The reversal of 219800490448 is 844094008912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219800490443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 892653 + ... + 1111948.

It is an arithmetic number, because the mean of its divisors is an integer number (6711407496).

Almost surely, 2^219800490448 is an apocalyptic number.

219800490448 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

219800490448 is an abundant number, since it is smaller than the sum of its proper divisors (317112109232).

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

219800490448 is a wasteful number, since it uses less digits than its factorization.

219800490448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004716 (or 2004710 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 219800490448 in words is "two hundred nineteen billion, eight hundred million, four hundred ninety thousand, four hundred forty-eight".