83042994723727 has 2 divisors, whose sum is σ = 83042994723728. Its totient is φ = 83042994723726.

The previous prime is 83042994723683. The next prime is 83042994723817. The reversal of 83042994723727 is 72732749924038.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83042994723727 is a prime.

It is a super-2 number, since 2×83042994723727² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83042994723127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41521497361863 + 41521497361864.

It is an arithmetic number, because the mean of its divisors is an integer number (41521497361864).

Almost surely, 2^{83042994723727} is an apocalyptic number.

83042994723727 is a deficient number, since it is larger than the sum of its proper divisors (1).

83042994723727 is an equidigital number, since it uses as much as digits as its factorization.

83042994723727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256048128, while the sum is 67.

The spelling of 83042994723727 in words is "eighty-three trillion, forty-two billion, nine hundred ninety-four million, seven hundred twenty-three thousand, seven hundred twenty-seven".