2811436906756 has 9 divisors (see below), whose sum is σ = 4920020455399. Its totient is φ = 1405716776644.

The previous prime is 2811436906753. The next prime is 2811436906801. The reversal of 2811436906756 is 6576096341182.

The square root of 2811436906756 is 1676734.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2811436906756.

It is not an unprimeable number, because it can be changed into a prime (2811436906753) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 2934285 + ... + 3772651.

It is a 1-persistent number, because it is pandigital, but 2⋅2811436906756 = 5622873813512 is not.

Almost surely, 2^{2811436906756} is an apocalyptic number.

2811436906756 is the 1676734-th square number.

It is an amenable number.

2811436906756 is a deficient number, since it is larger than the sum of its proper divisors (2108583548643).

2811436906756 is an frugal number, since it uses more digits than its factorization.

2811436906756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676738 (or 838369 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 2811436906756 in words is "two trillion, eight hundred eleven billion, four hundred thirty-six million, nine hundred six thousand, seven hundred fifty-six".