76555012 has 24 divisors (see below), whose sum is σ = 146747160. Its totient is φ = 34782720.

The previous prime is 76555001. The next prime is 76555021. The reversal of 76555012 is 21055567.

It can be written as a sum of positive squares in 4 ways, for example, as 25060036 + 51494976 = 5006^2 + 7176^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17439 + ... + 21382.

It is an arithmetic number, because the mean of its divisors is an integer number (6114465).

Almost surely, 2^76555012 is an apocalyptic number.

It is an amenable number.

76555012 is a deficient number, since it is larger than the sum of its proper divisors (70192148).

76555012 is a wasteful number, since it uses less digits than its factorization.

76555012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38871 (or 38869 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 76555012 is about 8749.5721038231. The cubic root of 76555012 is about 424.6109694936.

The spelling of 76555012 in words is "seventy-six million, five hundred fifty-five thousand, twelve".