34431304549 has 2 divisors, whose sum is σ = 34431304550. Its totient is φ = 34431304548.

The previous prime is 34431304541. The next prime is 34431304667. The reversal of 34431304549 is 94540313443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29380359649 + 5050944900 = 171407^2 + 71070^2 .

It is a cyclic number.

It is not a de Polignac number, because 34431304549 - 2³ = 34431304541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34431304541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17215652274 + 17215652275.

It is an arithmetic number, because the mean of its divisors is an integer number (17215652275).

Almost surely, 2^34431304549 is an apocalyptic number.

It is an amenable number.

34431304549 is a deficient number, since it is larger than the sum of its proper divisors (1).

34431304549 is an equidigital number, since it uses as much as digits as its factorization.

34431304549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 34431304549 in words is "thirty-four billion, four hundred thirty-one million, three hundred four thousand, five hundred forty-nine".