2271730032788 has 12 divisors (see below), whose sum is σ = 4112614714740. Its totient is φ = 1096697257152.

The previous prime is 2271730032743. The next prime is 2271730032893. The reversal of 2271730032788 is 8872300371722.

It can be written as a sum of positive squares in 2 ways, for example, as 559118098564 + 1712611934224 = 747742^2 + 1308668^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9791939681 + ... + 9791939912.

It is an arithmetic number, because the mean of its divisors is an integer number (342717892895).

Almost surely, 2^{2271730032788} is an apocalyptic number.

It is an amenable number.

2271730032788 is a deficient number, since it is larger than the sum of its proper divisors (1840884681952).

2271730032788 is a wasteful number, since it uses less digits than its factorization.

2271730032788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19583879626 (or 19583879624 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 2271730032788 in words is "two trillion, two hundred seventy-one billion, seven hundred thirty million, thirty-two thousand, seven hundred eighty-eight".