34820809378 has 8 divisors (see below), whose sum is σ = 52319295468. Its totient is φ = 17381044224.

The previous prime is 34820809369. The next prime is 34820809379. The reversal of 34820809378 is 87390802843.

It can be written as a sum of positive squares in 2 ways, for example, as 32928820369 + 1891989009 = 181463^2 + 43497^2 .

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

It is not an unprimeable number, because it can be changed into a prime (34820809379) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14678751 + ... + 14681122.

Almost surely, 2^34820809378 is an apocalyptic number.

34820809378 is a deficient number, since it is larger than the sum of its proper divisors (17498486090).

34820809378 is a wasteful number, since it uses less digits than its factorization.

34820809378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29360468.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 34820809378 in words is "thirty-four billion, eight hundred twenty million, eight hundred nine thousand, three hundred seventy-eight".