766380543 has 16 divisors (see below), whose sum is σ = 1077252096. Its totient is φ = 483916320.

The previous prime is 766380533. The next prime is 766380551. The reversal of 766380543 is 345083667.

It is not a de Polignac number, because 766380543 - 2⁹ = 766380031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 766380495 and 766380504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766380533) 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 15 ways as a sum of consecutive naturals, for example, 83296 + ... + 92037.

It is an arithmetic number, because the mean of its divisors is an integer number (67328256).

Almost surely, 2^766380543 is an apocalyptic number.

766380543 is a deficient number, since it is larger than the sum of its proper divisors (310871553).

766380543 is a wasteful number, since it uses less digits than its factorization.

766380543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175414.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 766380543 is about 27683.5789413147. The cubic root of 766380543 is about 915.1272551368.

The spelling of 766380543 in words is "seven hundred sixty-six million, three hundred eighty thousand, five hundred forty-three".