76416415568 has 20 divisors (see below), whose sum is σ = 148061708340. Its totient is φ = 38206942464.

The previous prime is 76416415531. The next prime is 76416415583. The reversal of 76416415568 is 86551461467.

It can be written as a sum of positive squares in 2 ways, for example, as 14040354064 + 62376061504 = 118492^2 + 249752^2 .

It is a super-2 number, since 2×76416415568² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 591428 + ... + 708956.

It is an arithmetic number, because the mean of its divisors is an integer number (7403085417).

Almost surely, 2^76416415568 is an apocalyptic number.

It is an amenable number.

76416415568 is a deficient number, since it is larger than the sum of its proper divisors (71645292772).

76416415568 is a wasteful number, since it uses less digits than its factorization.

76416415568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158174 (or 158168 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 53.

The spelling of 76416415568 in words is "seventy-six billion, four hundred sixteen million, four hundred fifteen thousand, five hundred sixty-eight".