878767676543 has 2 divisors, whose sum is σ = 878767676544. Its totient is φ = 878767676542.

The previous prime is 878767676497. The next prime is 878767676581. The reversal of 878767676543 is 345676767878.

878767676543 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 878767676543 - 2²² = 878763482239 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (878767676443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439383838271 + 439383838272.

It is an arithmetic number, because the mean of its divisors is an integer number (439383838272).

Almost surely, 2^878767676543 is an apocalyptic number.

878767676543 is a deficient number, since it is larger than the sum of its proper divisors (1).

878767676543 is an equidigital number, since it uses as much as digits as its factorization.

878767676543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1991485440, while the sum is 74.

The spelling of 878767676543 in words is "eight hundred seventy-eight billion, seven hundred sixty-seven million, six hundred seventy-six thousand, five hundred forty-three".