80019372126771 has 48 divisors (see below), whose sum is σ = 151688579677440. Its totient is φ = 39380688941760.

The previous prime is 80019372126767. The next prime is 80019372126779. The reversal of 80019372126771 is 17762127391008.

80019372126771 is a `hidden beast` number, since 8 + 0 + 0 + 1 + 9 + 372 + 1 + 267 + 7 + 1 = 666.

It is not a de Polignac number, because 80019372126771 - 2² = 80019372126767 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80019372126779) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3038620240 + ... + 3038646573.

It is an arithmetic number, because the mean of its divisors is an integer number (3160178743280).

Almost surely, 2^{80019372126771} is an apocalyptic number.

80019372126771 is a deficient number, since it is larger than the sum of its proper divisors (71669207550669).

80019372126771 is a wasteful number, since it uses less digits than its factorization.

80019372126771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6077266856 (or 6077266853 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 54.

The spelling of 80019372126771 in words is "eighty trillion, nineteen billion, three hundred seventy-two million, one hundred twenty-six thousand, seven hundred seventy-one".