76774335135065 has 32 divisors (see below), whose sum is σ = 94142908710144. Its totient is φ = 60095869367040.

The previous prime is 76774335134989. The next prime is 76774335135089. The reversal of 76774335135065 is 56053153347767.

It is a happy number.

It is not a de Polignac number, because 76774335135065 - 2¹⁶ = 76774335069529 is a prime.

It is a super-2 number, since 2×76774335135065² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76774335134989 and 76774335135007.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11290535 + ... + 16763795.

It is an arithmetic number, because the mean of its divisors is an integer number (2941965897192).

Almost surely, 2^{76774335135065} is an apocalyptic number.

It is an amenable number.

76774335135065 is a deficient number, since it is larger than the sum of its proper divisors (17368573575079).

76774335135065 is a wasteful number, since it uses less digits than its factorization.

76774335135065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5473697.

The product of its (nonzero) digits is 166698000, while the sum is 62.

The spelling of 76774335135065 in words is "seventy-six trillion, seven hundred seventy-four billion, three hundred thirty-five million, one hundred thirty-five thousand, sixty-five".