86320742741 has 2 divisors, whose sum is σ = 86320742742. Its totient is φ = 86320742740.

The previous prime is 86320742707. The next prime is 86320742743. The reversal of 86320742741 is 14724702368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81607920241 + 4712822500 = 285671^2 + 68650^2 .

It is a cyclic number.

It is not a de Polignac number, because 86320742741 - 2²⁶ = 86253633877 is a prime.

Together with 86320742743, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86320742692 and 86320742701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86320742743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43160371370 + 43160371371.

It is an arithmetic number, because the mean of its divisors is an integer number (43160371371).

Almost surely, 2^86320742741 is an apocalyptic number.

It is an amenable number.

86320742741 is a deficient number, since it is larger than the sum of its proper divisors (1).

86320742741 is an equidigital number, since it uses as much as digits as its factorization.

86320742741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 86320742741 in words is "eighty-six billion, three hundred twenty million, seven hundred forty-two thousand, seven hundred forty-one".