591012353849 has 2 divisors, whose sum is σ = 591012353850. Its totient is φ = 591012353848.

The previous prime is 591012353797. The next prime is 591012353881. The reversal of 591012353849 is 948353210195.

591012353849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 508604317225 + 82408036624 = 713165^2 + 287068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-591012353849 is a prime.

It is a super-2 number, since 2×591012353849² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 591012353797 and 591012353806.

It is not a weakly prime, because it can be changed into another prime (591012353249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 295506176924 + 295506176925.

It is an arithmetic number, because the mean of its divisors is an integer number (295506176925).

Almost surely, 2^591012353849 is an apocalyptic number.

It is an amenable number.

591012353849 is a deficient number, since it is larger than the sum of its proper divisors (1).

591012353849 is an equidigital number, since it uses as much as digits as its factorization.

591012353849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 591012353849 in words is "five hundred ninety-one billion, twelve million, three hundred fifty-three thousand, eight hundred forty-nine".