77448674811327 has 16 divisors (see below), whose sum is σ = 107754910264320. Its totient is φ = 49387454294112.

The previous prime is 77448674811301. The next prime is 77448674811359. The reversal of 77448674811327 is 72311847684477.

It is not a de Polignac number, because 77448674811327 - 2⁷ = 77448674811199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77448674801327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42282618 + ... + 44076264.

It is an arithmetic number, because the mean of its divisors is an integer number (6734681891520).

Almost surely, 2^{77448674811327} is an apocalyptic number.

77448674811327 is a deficient number, since it is larger than the sum of its proper divisors (30306235452993).

77448674811327 is a wasteful number, since it uses less digits than its factorization.

77448674811327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419462.

The product of its digits is 354041856, while the sum is 69.

The spelling of 77448674811327 in words is "seventy-seven trillion, four hundred forty-eight billion, six hundred seventy-four million, eight hundred eleven thousand, three hundred twenty-seven".