2011345252442 has 16 divisors (see below), whose sum is σ = 3045580857000. Its totient is φ = 996156990720.

The previous prime is 2011345252373. The next prime is 2011345252453. The reversal of 2011345252442 is 2442525431102.

It can be written as a sum of positive squares in 4 ways, for example, as 876547210081 + 1134798042361 = 936241^2 + 1065269^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 585659 + ... + 2089422.

Almost surely, 2^{2011345252442} is an apocalyptic number.

2011345252442 is a deficient number, since it is larger than the sum of its proper divisors (1034235604558).

2011345252442 is a wasteful number, since it uses less digits than its factorization.

2011345252442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678641.

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 2011345252442 in words is "two trillion, eleven billion, three hundred forty-five million, two hundred fifty-two thousand, four hundred forty-two".