2752780403563 has 2 divisors, whose sum is σ = 2752780403564. Its totient is φ = 2752780403562.

The previous prime is 2752780403531. The next prime is 2752780403671. The reversal of 2752780403563 is 3653040872572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2752780403563 - 2⁵ = 2752780403531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2752780403563.

It is not a weakly prime, because it can be changed into another prime (2752780401563) 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 as a sum of consecutive naturals, namely, 1376390201781 + 1376390201782.

It is an arithmetic number, because the mean of its divisors is an integer number (1376390201782).

Almost surely, 2^{2752780403563} is an apocalyptic number.

2752780403563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2752780403563 is an equidigital number, since it uses as much as digits as its factorization.

2752780403563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8467200, while the sum is 52.

The spelling of 2752780403563 in words is "two trillion, seven hundred fifty-two billion, seven hundred eighty million, four hundred three thousand, five hundred sixty-three".