77220793059 has 32 divisors (see below), whose sum is σ = 108399651840. Its totient is φ = 48852317952.

The previous prime is 77220793051. The next prime is 77220793121. The reversal of 77220793059 is 95039702277.

It is not a de Polignac number, because 77220793059 - 2³ = 77220793051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77220793051) 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 31 ways as a sum of consecutive naturals, for example, 543709 + ... + 670865.

It is an arithmetic number, because the mean of its divisors is an integer number (3387489120).

Almost surely, 2^77220793059 is an apocalyptic number.

77220793059 is a deficient number, since it is larger than the sum of its proper divisors (31178858781).

77220793059 is a wasteful number, since it uses less digits than its factorization.

77220793059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127339.

The product of its (nonzero) digits is 1666980, while the sum is 51.

The spelling of 77220793059 in words is "seventy-seven billion, two hundred twenty million, seven hundred ninety-three thousand, fifty-nine".