92721310166477 has 2 divisors, whose sum is σ = 92721310166478. Its totient is φ = 92721310166476.

The previous prime is 92721310166473. The next prime is 92721310166587. The reversal of 92721310166477 is 77466101312729.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61577198128996 + 31144112037481 = 7847114^2 + 5580691^2 .

It is a cyclic number.

It is not a de Polignac number, because 92721310166477 - 2² = 92721310166473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92721310166473) 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 as a sum of consecutive naturals, namely, 46360655083238 + 46360655083239.

It is an arithmetic number, because the mean of its divisors is an integer number (46360655083239).

Almost surely, 2^{92721310166477} is an apocalyptic number.

It is an amenable number.

92721310166477 is a deficient number, since it is larger than the sum of its proper divisors (1).

92721310166477 is an equidigital number, since it uses as much as digits as its factorization.

92721310166477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 92721310166477 in words is "ninety-two trillion, seven hundred twenty-one billion, three hundred ten million, one hundred sixty-six thousand, four hundred seventy-seven".