2116736952728 has 16 divisors (see below), whose sum is σ = 3980872370760. Its totient is φ = 1055170987200.

The previous prime is 2116736952721. The next prime is 2116736952731. The reversal of 2116736952728 is 8272596376112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116736952721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399683333 + ... + 399688628.

Almost surely, 2^{2116736952728} is an apocalyptic number.

It is an amenable number.

2116736952728 is a deficient number, since it is larger than the sum of its proper divisors (1864135418032).

2116736952728 is a wasteful number, since it uses less digits than its factorization.

2116736952728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799372298 (or 799372294 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 59.

The spelling of 2116736952728 in words is "two trillion, one hundred sixteen billion, seven hundred thirty-six million, nine hundred fifty-two thousand, seven hundred twenty-eight".