34889152009 has 4 divisors (see below), whose sum is σ = 34891098004. Its totient is φ = 34887206016.

The previous prime is 34889151989. The next prime is 34889152013. The reversal of 34889152009 is 90025198843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20262668409 + 14626483600 = 142347^2 + 120940^2 .

It is a cyclic number.

It is not a de Polignac number, because 34889152009 - 2⁹ = 34889151497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34889152069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945852 + ... + 982045.

It is an arithmetic number, because the mean of its divisors is an integer number (8722774501).

Almost surely, 2^34889152009 is an apocalyptic number.

It is an amenable number.

34889152009 is a deficient number, since it is larger than the sum of its proper divisors (1945995).

34889152009 is a wasteful number, since it uses less digits than its factorization.

34889152009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945994.

The product of its (nonzero) digits is 622080, while the sum is 49.

The spelling of 34889152009 in words is "thirty-four billion, eight hundred eighty-nine million, one hundred fifty-two thousand, nine".