34402987705 has 8 divisors (see below), whose sum is σ = 41960365704. Its totient is φ = 27071203200.

The previous prime is 34402987691. The next prime is 34402987711. The reversal of 34402987705 is 50778920443.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 47623801 + 34355363904 = 6901^2 + 185352^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-34402987705 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56398036 + ... + 56398645.

It is an arithmetic number, because the mean of its divisors is an integer number (5245045713).

Almost surely, 2^34402987705 is an apocalyptic number.

It is an amenable number.

34402987705 is a deficient number, since it is larger than the sum of its proper divisors (7557377999).

34402987705 is a wasteful number, since it uses less digits than its factorization.

34402987705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112796747.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 34402987705 in words is "thirty-four billion, four hundred two million, nine hundred eighty-seven thousand, seven hundred five".