2736773780643 has 96 divisors (see below), whose sum is σ = 5043886848000. Its totient is φ = 1392053465088.

The previous prime is 2736773780641. The next prime is 2736773780647. The reversal of 2736773780643 is 3460873776372.

It is a happy number.

It is not a de Polignac number, because 2736773780643 - 2¹ = 2736773780641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (2736773780641) 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 95 ways as a sum of consecutive naturals, for example, 11953558 + ... + 12180356.

It is an arithmetic number, because the mean of its divisors is an integer number (52540488000).

Almost surely, 2^{2736773780643} is an apocalyptic number.

2736773780643 is a deficient number, since it is larger than the sum of its proper divisors (2307113067357).

2736773780643 is a wasteful number, since it uses less digits than its factorization.

2736773780643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227441 (or 227438 counting only the distinct ones).

The product of its (nonzero) digits is 149361408, while the sum is 63.

The spelling of 2736773780643 in words is "two trillion, seven hundred thirty-six billion, seven hundred seventy-three million, seven hundred eighty thousand, six hundred forty-three".