92366773642721 has 4 divisors (see below), whose sum is σ = 92409516251844. Its totient is φ = 92324031033600.

The previous prime is 92366773642709. The next prime is 92366773642733. The reversal of 92366773642721 is 12724637766329.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (92366773642709) and next prime (92366773642733).

It can be written as a sum of positive squares in 2 ways, for example, as 81643513062400 + 10723260580321 = 9035680^2 + 3274639^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92366773642721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92366773642321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21371301320 + ... + 21371305641.

It is an arithmetic number, because the mean of its divisors is an integer number (23102379062961).

Almost surely, 2^{92366773642721} is an apocalyptic number.

It is an amenable number.

92366773642721 is a deficient number, since it is larger than the sum of its proper divisors (42742609123).

92366773642721 is a wasteful number, since it uses less digits than its factorization.

92366773642721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42742609122.

The product of its digits is 192036096, while the sum is 65.

The spelling of 92366773642721 in words is "ninety-two trillion, three hundred sixty-six billion, seven hundred seventy-three million, six hundred forty-two thousand, seven hundred twenty-one".