77044554422026 has 8 divisors (see below), whose sum is σ = 116627077795140. Its totient is φ = 38168861823648.

The previous prime is 77044554422023. The next prime is 77044554422027. The reversal of 77044554422026 is 62022445544077.

It can be written as a sum of positive squares in 2 ways, for example, as 76591290206025 + 453264216001 = 8751645^2 + 673249^2 .

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

It is not an unprimeable number, because it can be changed into a prime (77044554422023) by changing a digit.

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, 176707693411 + ... + 176707693846.

Almost surely, 2^{77044554422026} is an apocalyptic number.

77044554422026 is a deficient number, since it is larger than the sum of its proper divisors (39582523373114).

77044554422026 is a wasteful number, since it uses less digits than its factorization.

77044554422026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353415387368.

The product of its (nonzero) digits is 15052800, while the sum is 52.

The spelling of 77044554422026 in words is "seventy-seven trillion, forty-four billion, five hundred fifty-four million, four hundred twenty-two thousand, twenty-six".