75681743858 has 16 divisors (see below), whose sum is σ = 129820605120. Its totient is φ = 32414914896.

The previous prime is 75681743857. The next prime is 75681743867. The reversal of 75681743858 is 85834718657.

It is a self number, because there is not a number n which added to its sum of digits gives 75681743858.

It is not an unprimeable number, because it can be changed into a prime (75681743857) 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 in 7 ways as a sum of consecutive naturals, for example, 1653128 + ... + 1698291.

It is an arithmetic number, because the mean of its divisors is an integer number (8113787820).

Almost surely, 2^75681743858 is an apocalyptic number.

75681743858 is a deficient number, since it is larger than the sum of its proper divisors (54138861262).

75681743858 is a wasteful number, since it uses less digits than its factorization.

75681743858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353041.

The product of its digits is 45158400, while the sum is 62.

The spelling of 75681743858 in words is "seventy-five billion, six hundred eighty-one million, seven hundred forty-three thousand, eight hundred fifty-eight".