77446214059 has 2 divisors, whose sum is σ = 77446214060. Its totient is φ = 77446214058.

The previous prime is 77446214047. The next prime is 77446214117. The reversal of 77446214059 is 95041264477.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77446214059 - 2¹⁹ = 77445689771 is a prime.

It is not a weakly prime, because it can be changed into another prime (77446014059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38723107029 + 38723107030.

It is an arithmetic number, because the mean of its divisors is an integer number (38723107030).

Almost surely, 2^77446214059 is an apocalyptic number.

77446214059 is a deficient number, since it is larger than the sum of its proper divisors (1).

77446214059 is an equidigital number, since it uses as much as digits as its factorization.

77446214059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 77446214059 in words is "seventy-seven billion, four hundred forty-six million, two hundred fourteen thousand, fifty-nine".