80077775550055 has 8 divisors (see below), whose sum is σ = 96210090483552. Its totient is φ = 63984380557728.

The previous prime is 80077775549983. The next prime is 80077775550079. The reversal of 80077775550055 is 55005557777008.

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 80077775550055 - 2⁷ = 80077775549927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80077775549975 and 80077775550002.

It is a congruent number.

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, 9729980764 + ... + 9729988993.

It is an arithmetic number, because the mean of its divisors is an integer number (12026261310444).

Almost surely, 2^{80077775550055} is an apocalyptic number.

80077775550055 is a deficient number, since it is larger than the sum of its proper divisors (16132314933497).

80077775550055 is a wasteful number, since it uses less digits than its factorization.

80077775550055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19459970585.

The product of its (nonzero) digits is 60025000, while the sum is 61.

The spelling of 80077775550055 in words is "eighty trillion, seventy-seven billion, seven hundred seventy-five million, five hundred fifty thousand, fifty-five".