2011244400250 has 16 divisors (see below), whose sum is σ = 3765049517736. Its totient is φ = 804497760000.

The previous prime is 2011244400247. The next prime is 2011244400281. The reversal of 2011244400250 is 520044421102.

It can be written as a sum of positive squares in 4 ways, for example, as 840388392529 + 1170856007721 = 916727^2 + 1082061^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 4022488551 + ... + 4022489050.

Almost surely, 2^{2011244400250} is an apocalyptic number.

2011244400250 is a deficient number, since it is larger than the sum of its proper divisors (1753805117486).

2011244400250 is an equidigital number, since it uses as much as digits as its factorization.

2011244400250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044977618 (or 8044977608 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 2011244400250 its reverse (520044421102), we get a palindrome (2531288821352).

The spelling of 2011244400250 in words is "two trillion, eleven billion, two hundred forty-four million, four hundred thousand, two hundred fifty".