76031420068 has 18 divisors (see below), whose sum is σ = 139091510054. Its totient is φ = 36362852064.

The previous prime is 76031420051. The next prime is 76031420089. The reversal of 76031420068 is 86002413067.

It can be written as a sum of positive squares in only one way, i.e., 61428631104 + 14602788964 = 247848^2 + 120842^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 17963721 + ... + 17967952.

Almost surely, 2^76031420068 is an apocalyptic number.

It is an amenable number.

76031420068 is a deficient number, since it is larger than the sum of its proper divisors (63060089986).

76031420068 is a wasteful number, since it uses less digits than its factorization.

76031420068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35931723 (or 35931698 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 76031420068 in words is "seventy-six billion, thirty-one million, four hundred twenty thousand, sixty-eight".