2056143446 has 16 divisors (see below), whose sum is σ = 3528562176. Its totient is φ = 880268136.

The previous prime is 2056143437. The next prime is 2056143473. The reversal of 2056143446 is 6443416502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64286 + ... + 90801.

It is an arithmetic number, because the mean of its divisors is an integer number (220535136).

Almost surely, 2^2056143446 is an apocalyptic number.

2056143446 is a deficient number, since it is larger than the sum of its proper divisors (1472418730).

2056143446 is a wasteful number, since it uses less digits than its factorization.

2056143446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156043.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2056143446 is about 45344.7179503854. The cubic root of 2056143446 is about 1271.6018075599.

Adding to 2056143446 its reverse (6443416502), we get a palindrome (8499559948).

The spelling of 2056143446 in words is "two billion, fifty-six million, one hundred forty-three thousand, four hundred forty-six".