2043251440406 has 16 divisors (see below), whose sum is σ = 3343527026640. Its totient is φ = 928743802080.

The previous prime is 2043251440403. The next prime is 2043251440423. The reversal of 2043251440406 is 6040441523402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043251440403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3843200 + ... + 4342428.

It is an arithmetic number, because the mean of its divisors is an integer number (208970439165).

Almost surely, 2^{2043251440406} is an apocalyptic number.

2043251440406 is a deficient number, since it is larger than the sum of its proper divisors (1300275586234).

2043251440406 is a wasteful number, since it uses less digits than its factorization.

2043251440406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685279.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 2043251440406 its reverse (6040441523402), we get a palindrome (8083692963808).

The spelling of 2043251440406 in words is "two trillion, forty-three billion, two hundred fifty-one million, four hundred forty thousand, four hundred six".