80107671817477 has 2 divisors, whose sum is σ = 80107671817478. Its totient is φ = 80107671817476.

The previous prime is 80107671817427. The next prime is 80107671817553. The reversal of 80107671817477 is 77471817670108.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72986027030596 + 7121644786881 = 8543186^2 + 2668641^2 .

It is a cyclic number.

It is not a de Polignac number, because 80107671817477 - 2³⁵ = 80073312079109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80107671817427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40053835908738 + 40053835908739.

It is an arithmetic number, because the mean of its divisors is an integer number (40053835908739).

Almost surely, 2^{80107671817477} is an apocalyptic number.

It is an amenable number.

80107671817477 is a deficient number, since it is larger than the sum of its proper divisors (1).

80107671817477 is an equidigital number, since it uses as much as digits as its factorization.

80107671817477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25815552, while the sum is 64.

The spelling of 80107671817477 in words is "eighty trillion, one hundred seven billion, six hundred seventy-one million, eight hundred seventeen thousand, four hundred seventy-seven".