2019381350388 has 96 divisors (see below), whose sum is σ = 4851000376320. Its totient is φ = 653422464000.

The previous prime is 2019381350387. The next prime is 2019381350419. The reversal of 2019381350388 is 8830531839102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2019381350388.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2019381350383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209670333 + ... + 209679963.

It is an arithmetic number, because the mean of its divisors is an integer number (50531253920).

Almost surely, 2^{2019381350388} is an apocalyptic number.

It is an amenable number.

2019381350388 is an abundant number, since it is smaller than the sum of its proper divisors (2831619025932).

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

2019381350388 is a wasteful number, since it uses less digits than its factorization.

2019381350388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11769 (or 11767 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 2019381350388 in words is "two trillion, nineteen billion, three hundred eighty-one million, three hundred fifty thousand, three hundred eighty-eight".