80277760048521 has 16 divisors (see below), whose sum is σ = 122968476131328. Its totient is φ = 45632832934800.

The previous prime is 80277760048517. The next prime is 80277760048597. The reversal of 80277760048521 is 12584006777208.

It is not a de Polignac number, because 80277760048521 - 2² = 80277760048517 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80277760048021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10007196195 + ... + 10007204216.

It is an arithmetic number, because the mean of its divisors is an integer number (7685529758208).

Almost surely, 2^{80277760048521} is an apocalyptic number.

It is an amenable number.

80277760048521 is a deficient number, since it is larger than the sum of its proper divisors (42690716082807).

80277760048521 is a wasteful number, since it uses less digits than its factorization.

80277760048521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20014400612.

The product of its (nonzero) digits is 10536960, while the sum is 57.

The spelling of 80277760048521 in words is "eighty trillion, two hundred seventy-seven billion, seven hundred sixty million, forty-eight thousand, five hundred twenty-one".