2516863246739 has 2 divisors, whose sum is σ = 2516863246740. Its totient is φ = 2516863246738.

The previous prime is 2516863246727. The next prime is 2516863246771. The reversal of 2516863246739 is 9376423686152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2516863246739 - 2²⁴ = 2516846469523 is a prime.

It is not a weakly prime, because it can be changed into another prime (2516863249739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258431623369 + 1258431623370.

It is an arithmetic number, because the mean of its divisors is an integer number (1258431623370).

Almost surely, 2^{2516863246739} is an apocalyptic number.

2516863246739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516863246739 is an equidigital number, since it uses as much as digits as its factorization.

2516863246739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78382080, while the sum is 62.

The spelling of 2516863246739 in words is "two trillion, five hundred sixteen billion, eight hundred sixty-three million, two hundred forty-six thousand, seven hundred thirty-nine".