5487843258787 has 2 divisors, whose sum is σ = 5487843258788. Its totient is φ = 5487843258786.

The previous prime is 5487843258767. The next prime is 5487843258809. The reversal of 5487843258787 is 7878523487845.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5487843258787 is a prime.

It is a super-2 number, since 2×5487843258787² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5487843258767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2743921629393 + 2743921629394.

It is an arithmetic number, because the mean of its divisors is an integer number (2743921629394).

Almost surely, 2^{5487843258787} is an apocalyptic number.

5487843258787 is a deficient number, since it is larger than the sum of its proper divisors (1).

5487843258787 is an equidigital number, since it uses as much as digits as its factorization.

5487843258787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3371827200, while the sum is 76.

The spelling of 5487843258787 in words is "five trillion, four hundred eighty-seven billion, eight hundred forty-three million, two hundred fifty-eight thousand, seven hundred eighty-seven".