2031773199488 has 120 divisors (see below), whose sum is σ = 4284819496305. Its totient is φ = 959661236736.

The previous prime is 2031773199487. The next prime is 2031773199497. The reversal of 2031773199488 is 8849913771302.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 1913662755904 + 118110443584 = 1383352^2 + 343672^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1007912.

It is a self number, because there is not a number n which added to its sum of digits gives 2031773199488.

It is not an unprimeable number, because it can be changed into a prime (2031773199487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5821699538 + ... + 5821699886.

Almost surely, 2^{2031773199488} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031773199488

2031773199488 is an abundant number, since it is smaller than the sum of its proper divisors (2253046296817).

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

2031773199488 is an frugal number, since it uses more digits than its factorization.

2031773199488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 62.

The spelling of 2031773199488 in words is "two trillion, thirty-one billion, seven hundred seventy-three million, one hundred ninety-nine thousand, four hundred eighty-eight".