34401550509 has 6 divisors (see below), whose sum is σ = 49691128526. Its totient is φ = 22934367000.

The previous prime is 34401550457. The next prime is 34401550531. The reversal of 34401550509 is 90505510443.

It can be written as a sum of positive squares in only one way, i.e., 24270524100 + 10131026409 = 155790^2 + 100653^2 .

It is a de Polignac number, because none of the positive numbers 2^k-34401550509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34401550549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1911197242 + ... + 1911197259.

Almost surely, 2^34401550509 is an apocalyptic number.

It is an amenable number.

34401550509 is a deficient number, since it is larger than the sum of its proper divisors (15289578017).

34401550509 is a wasteful number, since it uses less digits than its factorization.

34401550509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822394507 (or 3822394504 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 34401550509 in words is "thirty-four billion, four hundred one million, five hundred fifty thousand, five hundred nine".