2019219317340 has 48 divisors (see below), whose sum is σ = 5672230472832. Its totient is φ = 536704543296.

The previous prime is 2019219317333. The next prime is 2019219317377. The reversal of 2019219317340 is 437139129102.

It is a junction number, because it is equal to n+sod(n) for n = 2019219317292 and 2019219317301.

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, 54792094 + ... + 54828933.

It is an arithmetic number, because the mean of its divisors is an integer number (118171468184).

Almost surely, 2^{2019219317340} is an apocalyptic number.

2019219317340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2019219317340 is an abundant number, since it is smaller than the sum of its proper divisors (3653011155492).

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

2019219317340 is a wasteful number, since it uses less digits than its factorization.

2019219317340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109621346 (or 109621344 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The spelling of 2019219317340 in words is "two trillion, nineteen billion, two hundred nineteen million, three hundred seventeen thousand, three hundred forty".