34001840549 has 2 divisors, whose sum is σ = 34001840550. Its totient is φ = 34001840548.

The previous prime is 34001840527. The next prime is 34001840591. The reversal of 34001840549 is 94504810043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30234949924 + 3766890625 = 173882^2 + 61375^2 .

It is a cyclic number.

It is not a de Polignac number, because 34001840549 - 2⁸ = 34001840293 is a prime.

It is a super-2 number, since 2×34001840549² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34001842549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17000920274 + 17000920275.

It is an arithmetic number, because the mean of its divisors is an integer number (17000920275).

Almost surely, 2^34001840549 is an apocalyptic number.

It is an amenable number.

34001840549 is a deficient number, since it is larger than the sum of its proper divisors (1).

34001840549 is an equidigital number, since it uses as much as digits as its factorization.

34001840549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 34001840549 in words is "thirty-four billion, one million, eight hundred forty thousand, five hundred forty-nine".