77031476065 has 8 divisors (see below), whose sum is σ = 92439270720. Its totient is φ = 61624181232.

The previous prime is 77031476051. The next prime is 77031476077. The reversal of 77031476065 is 56067413077.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77031476065 - 2¹¹ = 77031474017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483166 + ... + 622504.

It is an arithmetic number, because the mean of its divisors is an integer number (11554908840).

Almost surely, 2^77031476065 is an apocalyptic number.

It is an amenable number.

77031476065 is a deficient number, since it is larger than the sum of its proper divisors (15407794655).

77031476065 is a wasteful number, since it uses less digits than its factorization.

77031476065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249911.

The product of its (nonzero) digits is 740880, while the sum is 46.

The spelling of 77031476065 in words is "seventy-seven billion, thirty-one million, four hundred seventy-six thousand, sixty-five".