2757055640643 has 6 divisors (see below), whose sum is σ = 3982413703164. Its totient is φ = 1838037093756.

The previous prime is 2757055640623. The next prime is 2757055640683. The reversal of 2757055640643 is 3460465507572.

2757055640643 is a `hidden beast` number, since 2 + 7 + 5 + 7 + 0 + 556 + 40 + 6 + 43 = 666.

It is not a de Polignac number, because 2757055640643 - 2²⁴ = 2757038863427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2757055640643.

It is not an unprimeable number, because it can be changed into a prime (2757055640623) 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 5 ways as a sum of consecutive naturals, for example, 153169757805 + ... + 153169757822.

It is an arithmetic number, because the mean of its divisors is an integer number (663735617194).

Almost surely, 2^{2757055640643} is an apocalyptic number.

2757055640643 is a deficient number, since it is larger than the sum of its proper divisors (1225358062521).

2757055640643 is a wasteful number, since it uses less digits than its factorization.

2757055640643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306339515633 (or 306339515630 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 54.

The spelling of 2757055640643 in words is "two trillion, seven hundred fifty-seven billion, fifty-five million, six hundred forty thousand, six hundred forty-three".